BLONSKYI, I. V.; KADAN, V. M.; DERGACHEV, A. A.; SHLENOV, S. A.; KANDIDOV, V. P.; PUZIKOV, V. M.; GRIN’, L. O. Filamentation of Femtosecond Vortex Beam in Sapphire. Ukrainian Journal of Physics, [S. l.], v. 58, n. 4, p. 341, 2018. DOI: 10.15407/ujpe58.04.0341. Disponível em: https://ujp.bitp.kiev.ua/index.php/ujp/article/view/2018300. Acesso em: 26 apr. 2024.