@book{Kotov2025preschool,
author={Kotov, P.P. and Martynchuk, T.A.},
title={Preschool institutions in the Komi at the beginning of the XX century – mid-1940s.},
publisher={FSBI FIC "Komi Scientific Center of the Ural Branch of the Russian Academy of Sciences"},
year={2025},
pages={312},
}