JASIM, S. M.; FALEH, F. A. Q. Modeling and Representing the Multiple Compound Population Pyramid for the Population of Salah al - Din Governorate, 2016. Journal of Tikrit University for Humanities, [S. l.], v. 26, n. 4, p. 233–252, 2019. DOI: 10.25130/jtuh.26.4.2019.12. Disponível em: https://jtuh.org/index.php/jtuh/article/view/726. Acesso em: 13 jun. 2026.