MITREVICHIN, E.; SAKELARIEVA, L. Contribution to the Study of the European Ground Squirrel’s Population (Spermophilus citellus Linnaeus, 1766) in Rila National Park, Bulgaria. Studia Ecologiae et Bioethicae, [S. l.], v. 18, n. 4, p. 75–83, 2020. DOI: 10.21697/seb.2020.18.4.07. Disponível em: https://czasopisma.uksw.edu.pl/index.php/seb/article/view/7441. Acesso em: 19 apr. 2024.