A. V. Melnikova Perm State University, Perm Russian Federation
F. P. Figilyantov Perm State University, Perm Russian Federation
A. B. Shein Perm State University, Perm Russian Federation
© Chimica Techno Acta, 2014-2020ISSN 2411-1414 (Online), ISSN 2409-5613 (Print)