Ming B. YU. Study about Diatomic Chain with a Mass Impurity. New Trends in Physical Science Research Vol. 5, [S. l.], p. 74–89, 2022. DOI: 10.9734/bpi/ntpsr/v5/2188A. Disponível em: https://stm.bookpi.org/NTPSR-V5/article/view/7163. Acesso em: 11 jun. 2026.