I.V. Grigoriev, V.V. Lapkovsky, I.A. Nichiporuk, G.U. Vasilieva
A.M. Pashayev, S.D. Razumovsky, T.I. Nizamov, B.M. Mirzoyev, A.A. Aliev
M.A. Ovsyankina - Lecturer, Arkhangelsk Pedagogical College (Arkhangelsk)
E-mail: marinaovsyankina@mail.ru
L.V. Poskotinova - Dr.Sc. (Biol.), Associated Professor, Head of Biorhythmology, Federal Center for Integrated Arctic Researches, Russian Academy of Sciences (Arkhangelsk)
E-mail: liliya200572@mail.ru
E.V. Krivonogova - Ph.D. (Biol.), Senior Research Scientist, Federal Center for Integrated Arctic Researches, Russian Academy of Sciences (Arkhangelsk)
E-mail: elena200280@mail.ru