A. DAOD, N.; نزيهه. The Distributions of the Density and the Mass for Spiral Galaxies. Rafidain Journal of Science, [S. l.], v. 23, n. 3, p. 131–137, 2025. DOI: 10.33899/rjs.2012.44403. Disponível em: https://rjps.uomosul.edu.iq/index.php/rsci/article/view/12266. Acesso em: 14 aug. 2025.