Kalinovich, V. N., Mitropolskiy, Y. A., Onishchenko, S. M., Polishchuk, A. N., & Samoilenko, A. M. (1997). On V.N. Koshlyakov’s works in mechanics and its applications. Ukrains’kyi Matematychnyi Zhurnal, 49(11), 1444–1453. Retrieved from https://umj.imath.kiev.ua/index.php/umj/article/view/5144