H.S., Abdul Rahman. Study the variation of synodic month for the moon through 2000-2100. Iraqi Journal of Physics, Baghdad, Iraq., v. 14, n. 29, p. 138–144, 2019. DOI: 10.30723/ijp.v14i29.229. Disponível em: https://ijp.uobaghdad.edu.iq/index.php/physics/article/view/229.. Acesso em: 26 sep. 2024.