КУРСКОЙ, Ю. Topological identification of optical systems. Radiotekhnika, [S. l.], v. 1, n. 196, p. 51–54, 2019. DOI: 10.30837/rt.2019.1.196.06. Disponível em: http://rt.nure.ua/article/view/174670. Acesso em: 19 may. 2024.