ENERGY BAND STRUCTURE OF AN ELECTRON IN A ONE-DIMENSIONAL PERIODIC POTENTIAL. FUDMA JOURNAL OF SCIENCES, [S. l.], v. 4, n. 2, p. 420–424, 2020. DOI: 10.33003/fjs-2020-0402-155. Disponível em: http://162.254.38.185/index.php/fjs/article/view/155. Acesso em: 17 sep. 2025.