ЧЕРЕДНИЧЕНКО, Екатерина Евгеньевна. National project "Ecology": results of the first year. Scientific Notes. Vladimir Branch, [S. l.], v. 9, n. 1, p. 36–38, 2020. Disponível em: https://vladimir-uz.owebs.ru/article/view/16266. Acesso em: 8 nov. 2026.