TIME DEPENDENT SCHRÖDINGER EQUATION: III. VELOCITY GAUGE: http://dx.doi.org/10.17654/0972096023004. Far East Journal of Applied Mathematics, [S. l.], v. 116, n. 1, p. 55–60, 2023. Disponível em: https://pphmjopenaccess.com/fejam/article/view/115. Acesso em: 5 jan. 2026.