Koshanov, B., Baiarystanov, A., Daurenkyzy, M. и Turymbet, S. (2021) «GREEN’S FUNCTIONS OF SOME BOUNDARY VALUE PROBLEMS FOR BYHARMONIC OPERATORS AND THEIR CORRECT CONSTRICTIONS», Academic Scientific Journal of Computer Science, (2), сс. 15–23. доступно на: https://journals.nauka-nanrk.kz/physics-mathematics/article/view/280 (просмотрено: 7 декабрь 2025).