ALI SH. AJEEL; HAIBAT K. MOHAMMADALI. Approximaitly Primary Submodules. Tikrit Journal of Pure Science, [S. l.], v. 24, n. 5, p. 105–110, 2019. DOI: 10.25130/tjps.v24i5.425. Disponível em: https://tjps.tu.edu.iq/index.php/tjps/article/view/425. Acesso em: 20 may. 2024.