ТЛЕУКЕНОВ, С.; БАЛАБЕКОВ, К.; ЖАЛГАСБЕКОВА, З. Group velocity and flow of electromagnetic energy in rhombic crystals. BULLETIN OF THE L.N. GUMILYOV EURASIAN NATIONAL UNIVERSITY. PHYSICS. ASTRONOMY SERIES, [S. l.], v. 126, n. 1, p. 90–107, 2022. DOI: 10.32523/2616-6836-2019-126-1-90-107. Disponível em: https://bulphysast.enu.kz/index.php/physast/article/view/148. Acesso em: 2 may. 2024.