Polyakova, S. V. The cross-engagement between PSU and the uol: expanding collaboration via seals / S. V. Polyakova, E. M. Frolovich> // Modern Science. - 2020. - № 8, ч. 1. - С. 248-250 Перейти: https://www.elibrary.ru/item.asp?id=43804477 Доп.точки доступа: Frolovich, E. M. |