LODYGIN, Evgeny; VASILEVICH, Roman. Environmental aspects of molecular composition of humic substances from soils of northeastern European Russia. Polish Polar Research, [S. l.], v. 41, n. 2, p. 115–135, 2020. DOI: 10.24425/ppr.2020.133009. Disponível em: https://wydawnictwo.pan.pl/index.php/ppr/article/view/3012. Acesso em: 1 sep. 2026.