OPILSKI, Aleksander; PUSTELNY, Tadeusz. Investigations concerning fast surface states of semiconductors by means of acoustic methods. Archives of Acoustics, [S. l.], v. 14, n. 3-4, p. 253–260, 1989. Disponível em: https://acoustics.ippt.pan.pl/index.php/aa/article/view/3054. Acesso em: 13 mar. 2026.