ФНТ E. 9th International Conference on Cryocrystals and Quantum Crystals Odessa, Ukraine, September 2–8, 2012. ФІЗИКА НИЗЬКИХ ТЕМПЕРАТУР, Харків, Україна, v. 39, n. 5, p. 521–522, 2013. DOI: 10.1063/1.4807047. Disponível em: https://fnt.ilt.kharkiv.ua/index.php/fnt/article/view/f39-0521e. Acesso em: 6 трав. 2024.