KLOTINS, E. A novel quantum field approach to photoexcited insulators. ФІЗИКА НИЗЬКИХ ТЕМПЕРАТУР, Харків, Україна, v. 42, n. 7, p. 726–732, 2017. DOI: 10.1063/1.4959015 . Disponível em: https://fnt.ilt.kharkov.ua/index.php/fnt/article/view/f42-0726e. Acesso em: 27 квіт. 2024.