IQBAL, S.; SARWAR, F.; RAZA, S. M.; REHMAN, A. How Fractional Charge on an Electron in the Momentum Space is Quantized?. American Scientific Research Journal for Engineering, Technology, and Sciences, [S. l.], v. 14, n. 2, p. 265–272, 2015. Disponível em: https://asrjetsjournal.org/index.php/American_Scientific_Journal/article/view/1069. Acesso em: 4 may. 2024.