TALIB AL- HELALY, Mushaq. Study the physical properties for Nitrogen molecules by using software molecular modeling by using(PM3) semiemperical method of quantum mechanic. Journal of Kufa-Physics, [S. l.], v. 8, n. 1, 2016. Disponível em: https://journal.uokufa.edu.iq/index.php/jkp/article/view/7468. Acesso em: 18 may. 2024.