SÓJKA, Łukasz et al. Q-switched Tm³⁺-doped multi-ring fibre laser operating at 1.96 μm. Opto-Electronics Review, [S. l.], v. 33, n. 4, p. e155905 , 2026. DOI: 10.24425/opelre.2025.155905. Disponível em: https://wydawnictwo.pan.pl/index.php/opelre/article/view/330. Acesso em: 17 apr. 2026.