Another Step Towards Natural Systematization of Microbes. Acta Medica Academica, [S. l.], v. 7, p. 101–124, 1960. DOI: 10.5644/Radovi.51. Disponível em: https://ama.ba/index.php/ama/article/view/760. Acesso em: 3 feb. 2026.