- в Web of Science, Scopus:
1. K.K.Okas Study of Combined Tool Tiller Modes Intended for Graded Tillage / Beket Nuralin, Manarbek Galiev, Zhanna Kubasheva, Kozhabergen Okas, Sabina Khairullina // FME TRANSACTIONS New Series, Volume 49, Number 2, 2021
- AGRIS, ЖАК, БҒССҚК:
2. K.K. Okas Determination of the kinematic diagram of the hammer mill / Kairgaliev E.K., Lantsev V.Yu., Okas K.K., Tureshova A.E., Khairova N.B., Zakarina Sh. K. // Science and Education No. 3 (72) 2023 - pp. 86-94.
3. K.K. Okas Rationale for improving the mechanical and technological efficiency of the study of the work of chisel plows / Okas KK, Nuralin A.J.// Science and Education No. 2 (72) 2023 – pp. 212-221
4. K.K. Okas Traction resistance of the chisel working element / Okas KK, M.K. Braliev, B. Bektasov, A.N. Omarov // Science and education. 2022. Vol. 1. pp. 212-221. - DOI 10.52578/2305-9397-2022-1-1-212-222
5. K.K. Okas Technological indicators of operation of suspended, frontal-plow rippers / Okas KK., Braliev M.K. // Science and education No. 3 (64) 2021 – pp. 86-94. ZKATU, Uralsk.
6. K.K. Okas Traction resistance of the chisel working body / Boykov V.M., Startsev S.V., Nesterov E.S., Okas KK // Scientific review. - Saratov: Amirit LLC, 2017. – No.5. – pp. 72-77
7. K.K. Okas Rational technology of dump-free basic tillage / Boykov V.M., Startsev S.V., Pavlov A.V., Okas KK // Agrarian Scientific Journal 2017, No.1. – pp. 53-54 (included in the Agris database) .- Saratov.
8. K.K. Okas Justification of kinematic length of frontal plough of ripper / Boykov V.M., Startsev S.V., Pavlov A.V., Okas KK // Agrarian Scientific Journal 2016, No.12. – pp. 53-54 (included in the Agris database) .- Saratov.
9. K.K. Okas Results of bench and traction tests of tractor and engine / Braliev MK, Kubasheva JK, Gumarov DJ, Okas KK. // Science and education. No. 2 (35) 2014 – ZKATU, Uralsk.
10. K.K. Okas Research of energy-saving methods of grain sowing with fertilization / Braliev M.K., Davletyarov A.S., Kukhta V.S., Okas K.K.// Science and education. No. 1 (35) 2010 – ZKATU, Uralsk.
11. K.K. Okas Direct inoculation and soil erosion control technologies/Okas K.K. // Science and education No. 4 (17) 2009 – pp. 86-94. ZKATU, Uralsk.
12. K.K. Okas Design of toothed disk absorber / Davletyarov A.Sh., Okas K.K.// Scientific and theoretical conference "Syken taкylymy - 5" Volume – І. April 23, 2009 - Astana.
- in the materials of international scientific and practical conferences:
13. K.K. Okas Analysis of the results of the work of tillage tools PBK-5,4, PBK-4,8 and KOMBI-6 / Analysis of the results of the work of tillage tools PBK-5,4, PBK-4,8 and KOMBI-6 // Scientific thought: XXIX International Scientific and Technical Seminar named after Mikhailov V.V. "Problems of efficiency and operation of automotive and tractor equipment." - Issue No.Amirit LLC, 2016. from. - 376 p. - pp. 70-79 - Saratov.
14. K.K. Okas Analysis of studies of the technological process of the main tillage of tools KOMBI-6 / V.M. Boykov, E.S. Nesterov, K.K. Okas // International scientific and practical conference dedicated to the 80th anniversary of Professor A.G. Rybalko - Saratov: TseSAin LLC, 2016. – 114 p. – pp.. 41-48. – ISBN 978-5-906689-39-9
15. K.K. Okas Methodology for Determining Energy Parameters of an Arable Unit/Okas K.K. // Fundamentals of environmental management: Materials of the V international scientific-practical conference/Under the general. ed. V.V. Afonin. - Saratov: Nauka Publishing Center LLC, 2016. - 426 p. - pp.. 290-293. – ISBN 978-5-9999-2616-6
16. K.K. Okas KOMBI-6 tillage tool and its use / Nesterov E.S., Boykov V.M., Okas K.K. // Fundamentals of environmental management: Materials of the V international scientific-practical conference/Under the general. ed. V.V. Afonin. - Saratov: LLC Publishing Center "Science", 2016. - 426 p. – pp. 318-321. – ISBN 978-5-9999-2616-6
17. K.K. Okas Energy indicators of tillage tool operation PBK-5,4 / Nesterov E.S., Boykov V.M., Okas K.K. // Fundamentals of environmental management: Materials of the V international scientific-practical conference/Under the general. ed. V.V. Afonin.- Saratov: LLC Publishing Center "Science", 2016. - 426 p. – pp. 311-313. – ISBN 978-5-9999-2616-6
18. K.K. Okas Structural and process diagram of tillage tool PBK-4,8 (H) / Nesterov E.S., Boykov V.M., Okas K.K. // Fundamentals of environmental management: Materials of the V international scientific-practical conference/Under the general. ed. V.V. Afonin.- Saratov: LLC Publishing Center "Science" 2016. - 426 p. – pp.. 311-313. – ISBN 978-5-9999-2616-6
19. K.K. Okas Assessment of the effectiveness of using the PBC tillage tool - 4.8 (H) / Boykov V.M., Nesterov E.S., Sayapin O.V., Okas K.K. // Materials inter. scientific conf. dedicated to the 75th anniversary of the birth of prof. A.G. Rybalko/Ed. E. E. Demina - Saratov: Publishing house "KUB and K," 2011. -164
20. K.K. Okas PBC - 4.8 (H) tillage tool / Boykov V.M., Nesterov E.S., Sayapin O.V., Okas K.K. // Materials inter. scientific conf. dedicated to the 75th anniversary of the birth of prof. A.G. Rybalko/Ed. E. E. Demina - Saratov: Publishing house "KUB and K," 2011. -164
- patents:
Patent No. 7614 REPUBLIC OF KAZAKHSTAN, Author's Certificate No. 109978 Okas Kozhabergen (KZ) and Mukhtarov M.U. (KZ); Nuralin BN (KZ); I.I. Gureyev (RU); Shadyarov TM (KZ); Nuralin AJ (KZ); Agricultural sprayer sprayer. Injector sprayers.
Utility model patent. REPUBLICAN STATE ENTERPRISE UNDER THE RIGHT OF ECONOMIC MANAGEMENT "NATIONAL INSTITUTE OF INTELLECTUAL PROPERTY" OF THE MINISTRY OF JUSTICE OF THE REPUBLIC OF KAZAKHSTAN, ASTANA 22.12.2022
- monographs:
- atchebnoe posobieand:
1. 6В08700 - A textbook on the operation of agricultural machines for students of the educational program "Agricultural technology and technology" / Bektasov B.U.,Okas K.K. NAO West Kazakhstan Agrarian and Technical University named after Zhangir Khan, 24.01.2023 – 235 p. ISBN 978-601-319-392-2.
2. 6В11200 - Fire safety for students of the educational program "Life safety at work": a training manual. / Azgaliv J.S., Okas K.K. NAO West Kazakhstan Agrarian and Technical University named after Zhangir Khan, Uralsk 2023 - 104 p. ISBN 978-601-319-385-4
3. Methodological guidelines for laboratory work in the subject "Lifting and transportation equipment" for the specialty "Transport, transport equipment and technologies" - 5В071300 / Alibaeva B.T., Okas K.K. NAO West Kazakhstan Agrarian and Technical University named after Zhangir Khan, Uralsk 2016-44 p.
4. Methodological Guidelines for Laboratory Work in the Discipline of Auto-Operational Materials "for students of specialties 5В080600 -" Agricultural Equipment and Technologies "; 5В071300- "Transport, transport equipment and technologies"/ Braliev M.K., Mukhtarov M.U., Okas K.K. NAO West Kazakhstan Agrarian and Technical University named after Zhangir Khan, Uralsk 2015-46
5. 5В080600 for carrying out coursework in the subject "Tractor and Cars" - Methodological guide for full-time and part-time students in the specialty "Agricultural Technology and Technology" / Braliev MK, Muldashev MA, Okas KK.. NAO West Kazakhstan Agrarian and Technical University named after Zhangir Khan, Uralsk 2015 -45 p.
6. Methodological guidelines for course work in the discipline "Tractors and Cars" in the specialty 5В080600 - "Agricultural Equipment and Technologies" for full-time and part-time students / Braliev M.K, Muldashev M.A, OkasK.K. RSE "ZKATU named after Zhangir Khan, 2015 -45 p.
7. 5В080600 - Comprehensive program of practice for students of the specialty "Agricultural technology and technology" / Muldashev M.A, Okas K.K, Zainushev J.J, Auelbekova Sh.N. RSE "ZKATU named after Zhangir Khan, 2013 -212 p.
8. Methodological recommendation for the implementation of the course project by students of specialty 5В080600 - "Agricultural technology and technology," in the discipline "Agrotechnical machines" section II "Mechanization of animal husbandry"/ Braliev M.K., Okas K.K., Gubasheva A.M., Koyshybaeva A.T. RSE "ZKATU named after Zhangir Khan, 2013 -212 p.
9. Methodological Guidelines for Laboratory Work in the Discipline of Thermodynamics and Heat Engineering for Students of the Specialty 5B070800- "Oil and Gas Business," Full-time and Part-time Education / M.A. Muldashev, A.E. Sarsenov, K.K. Okas. RSE "ZKATU named after Zhangir Khan, 2013 -46 p.
10. 5В070800 - Guidelines for full-time and part-time students of the specialty "Oil and Gas Business" for laboratory work in the subject "Thermodynamics and Heat Engineering" / M.A. Muldashev, A.E. Sarsenov, K.K. Okas. NAO West Kazakhstan Agrarian and Technical University named after Zhangir Khan, Uralsk 2013- 47 p.
11. Methodological Guidelines for Laboratory Work in the Discipline "Agrotechnological Machines: 1 Part" for Students of the Specialty 5В080600- "Agricultural Engineering and Technology"/ Sariev Zh.A., Mukhamedzhanov V.Kh., Okas K.K. RSE "ZKATU named after Zhangir Khan, 2013 -52 p.
12. The methodological manual is intended for the implementation of a course project on the subject "Technology and mechanization of loading and unloading operations" for students of the specialty 5В090100 (050901) - "Organization of transportation, traffic and operation of transport."/ Braliev M.K, Okas K.K, Zhanaliev E.M, Zainushev J.J. RSE "ZKATU named after Zhangir Khan, 2012 -25 p.
13. Methodical guidelines for the implementation of the course project in the discipline "Technology and organization of loading and unloading operations" in the specialty 5В090100,/050901 - "Organization of transportation, traffic and operation of transport» / Braliev M.K., Okas K.K., Zhanaliev E.M., Zainushev J.Zh. RSE "ZKATU named after Zhangir Khan, 2012 -25 p.
14. Methodological guidelines for the implementation of a master's thesis in the specialty 6M080600 - "Agricultural technology and technology" (scientific, pedagogical and specialized direction)./ Braliev M.K, Okas K.K, Sariev J.A, Zainushev J.J. RSE "ZKATU named after Zhangir Khan, 2012 -23 p.
15. 6M080600 - Methodological manual for the execution of a master's thesis in the specialty "Agricultural technology and technology" (in scientific, pedagogical, specialized areas). / Braliev MK, Okas KK, Sariev JA, Zainushev JJ. NAO West Kazakhstan Agrarian and Technical University named after Zhangir Khan, Uralsk 2012- 43 p.
16. Training manual for laboratory work in specialties 050806 - "Agroengineering," 5В080600 - "Agricultural equipment and technology" in the subject "Tillage, sowing and planting machines" / Braliev M.K., Okas K.K., Sariev J.A., Efremov Yu.N. NAO West Kazakhstan Agrarian and Technical University named after Zhangir Khan, Uralsk 2011- 48 p.
17. Educational and methodological manual on the educational and research work of students for the mechanization of processes in livestock farms in the specialties 050806 - Agroengineering, 5В080600 - "Agricultural technology and technology" in the subject "Mechanization of animal husbandry." / Braliev M.K., Okas K.K., Muldashev M.A., Sarsenov A.E. . NAO West Kazakhstan Agrarian and Technical University named after Zhangir Khan, Uralsk 2011- 77 p.
18. Textbook for educational and research work of students in the discipline "Mechanization of animal husbandry" in the specialty 050806 - "Agroengineering," 5В080600 - "Agricultural technology and technology."/ Braliev M.K, Okas K.K, Muldashev M.A, Sarsenov A.E. RSE "ZKATU named after Zhangir Khan, 2011 -74 p.

1) Certificate. № 8133. He passed training under the advanced training program "Methodological foundations of inclusive education in higher education" in the amount of 72 hours and passed the qualification exam. ZKATU named after Zhangir Khan, Uralsk. Registration No. 8133. 14.06.2024
2) Certificate. Participated in the seminar - training "Safe City: Concept, Components, Features of Development, Modern Approach" in the framework of the project "Safe Roads of the West Kazakhstan Region" April 2024, Uralsk. ZKATU named after Zhangir Khan.
3) CERTIFICATE. OF ACHIVEMENT IS AWARDED TO Okas Kozhabergen for successfuį participation in thе for successfuį participation in thе international scientific and practical conference Neural networks in Education: Revolution, Pandora` s Box, or Roadblock? № 64c0a5568f873021b00241 18/05/2023 EduConcil sprl Belgium BE 0563 753 805
4) CERTIFICATE. OF ACHIVEMENT IS AWARDED TO Okas Kozhabergen for successfuį participation in thе Intensive training for professors 72 academic hours № 64c0a4ca45cfa970fb08df22 26/07/2023 EduConcil sprl Belgium BE 0563 753 805
5) CERTIFICATE OF ACHIVEMENT IS AWARDED TO Okas Kozhabergen for successfuį participation in thе «Intensive training for professors» «How to create video lectures in 30 minutes» 72 academic hours № 64feb8d948c56843d207d278 11/09/2023 EduConcil sprl Belgium BE 0563 753 805
6) CERTIFICATE. OF ACHIVEMENT IS AWARDED TO Okas Kozhabergen for successfuį participation in thе MASTERCLASS «Game approaches in learning: how not to get lost in broad daylight» 2 academic hours № 659e292172cde2f3830c4ecc 05/10/2023 EduConcil sprl Belgium BE 0563 753 805
7) CERTIFICATE. OF ACHIVEMENT IS AWARDED TO Okas Kozhabergen for successfuį participation in thе MASTERCLASS «Have fun! How to enjoy the learning process» 2 academic hours № 659e2e3ea83414019f0b6e50 12/10/2023 EduConcil sprl Belgium BE 0563 753 805
8) CERTIFICATE. OF ACHIVEMENT IS AWARDED TO Okas Kozhabergen for successfuį participation in thе MASTERCLASS «Five game mechanics you can use tomorrow» 2 academic hours № 659e3083212731ba020f6d60 19/10/2023 EduConcil sprl Belgium BE 0563 753 805
9) CERTIFICATE. Okas Kozhabergen FOR SUCCESSFUĮ PARTICIPATION IN THЕ «Education quests or The adventures or learning content» 2 academic hours № 659e3355e98a53392e00399c 26/10/2023 EduConcil sprl Belgium BE 0563 753 805
10) Certificate. He participated in the seminar "Reducing methane emissions in Kazakhstan by raising awareness and skills about biogas production among farmers and people involved in agriculture" sponsored and supported by the US Diplomatic Mission in Kazakhstan in the amount of 72 hours. ЧФ «Power Qazaqstan». Uralsk 22.12.2023.
11) Certificate No. 7136. He completed a 72-hour advanced training program on "Engineering Trends" and passed the qualification exam. Doctor of Technical Sciences, Professor of Tambov State Technical University S.M. Vedishchev. Uralsk. ZKATU named after Zhangir Khan. 27.01.2023. Registration No. 7136
12) Certificate. № 6208. He completed a training course "Business Planning" in the amount of 15 hours and passed the qualification exam. ZKATU named after Zhangir Khan, Uralsk. Registration No. 6208. 14.01.2022
13) Certificate of 320000031453. In the period from April 15 to April 30, 2021, he was trained in advanced training courses under the additional professional program "Formation of functional literacy of students in the implementation of the standard" in the amount of 72 hours. Tambov State Technical University. Tambov 30.04.2021 Registration No. 62-08-12п/к6541.
14) Certificate. In the period from January 11 to January 23, 2021, he completed advanced training courses under the program "Modern technology and technologies for processing crop products" in the amount of 72 hours. May Combine floodplain, WKO floodplain. 23.01.2021 Registration No. 210107.
15) Certificate. № 4765. He passed training at the advanced training course "Methodological fundamentals of distance learning technology" in the amount of 72 hours and passed the qualification exam. ZKATU named after Zhangir Khan, Uralsk. Registration No. 4765. 28.02.2020
16) Certificate No. 682407500056. In the period from October 14 - 25, 2019, he completed advanced training courses on the topic "Information and communication technologies in education" in the amount of 72 hours and passed the qualification exam. Tambov Tambov GTU Registration No. 06-08.01/00419. 25.10.2019.
17) Certificate No. 4029. He completed advanced training courses on the topic "Increasing the efficiency of technological lines in smart animal husbandry" in the amount of 72 hours and passed the qualification exam. Ph.D., Associate Professor Tambov GTU S.M. Vedishchev. Uralsk ZKATU named after Zhangir Khan. 15.03.2019.
18) Certificate No. 3131. He was trained in advanced training courses "Smart technologies and means of mechanization of animal husbandry" in the amount of 30 hours and passed the qualification exam Professor Michurinsky GAU Doctor of Technical Sciences Zavrazhnov A.I. Uralsk. ZKATU named after Zhangir Khan. 18.11.2017 Registration No. 3131.
19) Certificate No. 1432. From November 24 to December 06, 2014, lectures were given on the topic "New technologies and means for mechanization of technological processes in animal husbandry" in the amount of 2 loans. Professor Michurinsky GAU Doctor of Technical Sciences Zavrazhnov A.I. Uralsk. ZKATU named after Zhangir Khan. Registration No. 1432
20) Certificate No. 1201. From November 17 to 28, 2014, in the amount of 2 credits, lectures were given on the topic "Technological support of the operational characteristics of the working surfaces of parts by various methods." Professor of the Saratov State Technical University named after Yu.A. Gagarin A.N. Vinogradov. Uralsk ZKATU named after Zhangir Khan. 28.11.2014 Registration No. 1201.
21) Certificate No. 289. In the period from April 2014, 14 - 26, lectures on the topic "Power efficiency in the operation of agricultural machines" were heard in the amount of 72 hours. Associate Professor, Faculty of Agriculture, University of Belgrade, Doctor of Biotechnical Sciences Zoran Mileusnich. Uralsk. ZKATU named after Zhangir Khan. 26.04.2014. Registration No. 289
22) Certificate. Internship in the specialty "5B080600-Agrarian Technology and Technology" in the amount of 72 hours from July 02 to July 15, 2012. Saratov RF.
23) Certificate. № 4435. Since December 23 - 18, 2010, he completed advanced training courses "Use of alternative fuel in agricultural machinery" in the amount of 36 hours and passed the qualification test. ZKATU named after Zhangir Khan. Uralsk Registration No. 4167 dated 18.12.2010
24) Certificate. № 88. Since November 08 - 19, 2010, he completed advanced training courses "Technical means of ensuring agricultural technologies" in the amount of 72 hours. Saratov. Saratov GAU. Registration No. 88 dated 19.11.2010
25) Certificate. № 4088. From September 27 to October 2, 2010, he underwent training in the course "Nanotechnology and Nanomaterials in Agricultural Engineering" in the amount of 36 hours and passed the qualification test. ZKATU named after Zhangir Khan. Uralsk Registration No. 3822 dated 02.10.2010
26) Certificate. № 3401. From November 21 to November 28, 2009 he was trained in the course "Biotechnology in Agriculture. Biofuel production and use "in the amount of 49 hours and passed the qualification test. ZKATU named after Zhangir Khan. Uralsk Registration No. 3114 dated 28.11.2009
27) Certificate. № 2050. From December 22 to December 27, 2008, he was trained in the course "Production of environmentally friendly crop production and modern means of mechanization" in the amount of 36 hours and passed the qualification test. ZKATU named after Zhangir Khan. Uralsk Registration No. 945 dated 29.12.2008
28) Certificate. № 1897. From December 15 to December 18, 2008, he completed the course "Processing experimental data using software" in the amount of 36 hours and passed the qualification test. ZKATU named after Zhangir Khan. Uralsk Registration No. 792 dated 18.12.2008
29) Certificate. Batch PII # 2000008. From 10.01 to 21.01 2000, he underwent theoretical and practical training in the courses "Fundamentals of the use of computer technology" in the information and advertising department of the West Kazakhstan Agrarian University. Head of the Information Department of ZKAU Ph.D. Arinkin E.A. Uralsk. 24.01.2000

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