Grateful and productive tandem (in blessed memory of E. Ya. Patsia and B. I. Koshechkin)

The article is dedicated to Boris Ivanovich Koshchechkin and Evgenia Yakovlevna Patsia, with whom the author has met, worked and befriended for over 30 years and is founded exclusively on personal memories of joint events, without any embellishment and fiction, in order to honor the memory of these wonderful people who have already left us and remind the living of the deeds they have done. The role of B. I. Koshechkin and E. Ya. Patsia in the development of humanitarian research at the Kola Scientific Center of the Russian Academy of Sciences is underlined.