ROMANENKO, V.I.; ROMANENKO, A.V.; YATSENKO, L.P. Analog of the Coherent Population Trapping State in a Polychromatic Field. Ukrainian Journal of Physics, [S. l.], v. 56, n. 10, p. 975, 2022. DOI: 10.15407/ujpe56.10.975. Disponível em: https://ujp.bitp.kiev.ua/index.php/ujp/article/view/2021457. Acesso em: 7 may. 2025.