IVANOVA, Evgeniya Neshova; DZHOGLOV, Spas Dimitrov. Study on biological and environmental factors for azoospermia. Journal of BioScience and Biotechnology, [S. l.], v. 5, n. 2, p. 139–143, 2016. Disponível em: https://editorial.uni-plovdiv.bg/index.php/JBB/article/view/22. Acesso em: 12 nov. 2026.