LUPEI, V.; LUPEI, A. CONCENTRATION AND PUMP INTENSITY EFFECTS IN THE EMISSION OF Nd LASER MATERIALS. Studia Universitatis Babeș-Bolyai Physica, [S. l.], v. 60, n. 1, p. 31–44, 2015. Disponível em: https://studia.reviste.ubbcluj.ro/index.php/subbphysica/article/view/5910. Acesso em: 5 feb. 2025.