Contents
Journal: Proceedings of Petrozavodsk State University @uchzap-petrsu
Section: Contents
Article in issue: 6 (111), 2010.
Free access
Short address: https://sciup.org/14751353
ID: 14751353
Journal: Proceedings of Petrozavodsk State University @uchzap-petrsu
Section: Contents
Article in issue: 6 (111), 2010.
Free access
Short address: https://sciup.org/14751353
ID: 14751353