ZAVYALOVA , N.E.; VASBIEVA , M.T.; SHISHKOV , D.G. Organic matter of virgin and arable soddy-podzolic soil in the Urals. Perm Federal Research Centre Journal, [S. l.], n. 2, p. 27–40, 2023. DOI: 10.7242/2658-705X/2023.2.3. Disponível em: https://journal.permsc.ru/index.php/pscj/article/view/2664. Acesso em: 14 may. 2026.