KUPLEVAKHSKY, S.; BENGUS, S. V. Time evolution of spin singlet in static homogeneous exchange and magnetic fields. ФІЗИКА НИЗЬКИХ ТЕМПЕРАТУР, Харків, Україна, v. 47, n. 10, p. 895–902, 2021. DOI: 10.1063/10.0006061. Disponível em: https://fnt.ilt.kharkiv.ua/index.php/fnt/article/view/f47-0895e. Acesso em: 25 лис. 2024.