Vologda Zagumennov Alexander V. Vologda Theological Seminary of the Vologda Diocese of the Russian Orthodox Church, 2 Monastyrskaya St., Vologda, 160009, Russia zaw1991@mail.ru Read more about Zagumennov Alexander V. ZagrebelnyyArtur V. Vologda Research Center of the Russian Academy of Sciences, 56A Gorky St., Vologda 160014, Russia pechorin2106@mail.ru Read more about Zagrebelnyy Artur V.