KHOTKEVYCH, N.; KOLESNICHENKO, Y.; RUITENBEEK, J. van. Electron tunneling into surface states through an inhomogeneous barrier: asymptotically exact solution of the problem and STM theory. ФІЗИКА НИЗЬКИХ ТЕМПЕРАТУР, Харків, Україна, v. 39, n. 3, p. 384–389, 2013. DOI: 10.1063/1.4795003. Disponível em: https://fnt.ilt.kharkiv.ua/index.php/fnt/article/view/f39-0384e. Acesso em: 18 груд. 2024.