KalinovichV. N., MitropolskiyYu. A., OnishchenkoS. M., PolishchukA. N., and SamoilenkoA. M. 1997. “On V.N. Koshlyakov’s Works in Mechanics and Its Applications”. Ukrains’kyi Matematychnyi Zhurnal 49 (11), 1444–1453. https://umj.imath.kiev.ua/index.php/umj/article/view/5144.