Contents
Journal: Proceedings of Petrozavodsk State University @uchzap-petrsu
Section: Contents
Article in issue: 5 (182), 2019.
Free access
Short address: https://sciup.org/147226473
ID: 147226473
Journal: Proceedings of Petrozavodsk State University @uchzap-petrsu
Section: Contents
Article in issue: 5 (182), 2019.
Free access
Short address: https://sciup.org/147226473
ID: 147226473