MIKI, M.; MOMOSE, T. Rovibrational transitions and nuclear spin conversion of methane in parahydrogen crystals: Low-Temperature Physics and Chemistry in Cryomatrice. ФІЗИКА НИЗЬКИХ ТЕМПЕРАТУР, Харків, Україна, v. 26, n. 9-10, p. 899–908, 2000. DOI: 10.1063/1.1312392. Disponível em: https://fnt.ilt.kharkiv.ua/index.php/fnt/article/view/f26-0899e. Acesso em: 7 трав. 2024.