JOURNAL, B. S. Calculation the number buildup factor of cylindrical samples for Brass, Copper & lead: Rahman.I.Mahdi. مجلة بغداد للعلوم, Iraq, Baghdad, v. 7, n. 3, p. 1146-1152, 2010. DOI: 10.21123/bsj.2010.7.3.1146-1152. Disponível em: https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/1083. Acesso em: 21 2021.