GHOSH, P. . Phase and Group Velocity of Matter Waves: Group Velocity . T.E.M.S Journal [Technology Engineering Maths Science], [S. l.], v. 3, n. 1, p. 13-14, 2021. Disponível em: https://journals.wingsofaero.in/index.php/tems/article/view/72. Acesso em: 2 jul. 2022.