ZOLOTARYUK, A. V.; ZOLOTARYUK, Y. Point interactions with bound states: A zero-thickness limit of a double-layer heterostructure. ФІЗИКА НИЗЬКИХ ТЕМПЕРАТУР, Харків, Україна, v. 46, n. 8, p. 927–933, 2020. DOI: 10.1063/10.0001540. Disponível em: http://fnt.ilt.kharkiv.ua/index.php/fnt/article/view/f46-0927e. Acesso em: 4 трав. 2024.