KARAKOZOVA, E. A Conference on Methodological Questions of Biology and Agriculture. Problemos, [S. l.], v. 2, p. 131, 1968. DOI: 10.15388/Problemos.1968.2.5734. Disponível em: https://www.journals.vu.lt/problemos/article/view/5734.. Acesso em: 2 may. 2024.