ABBAS, Hind; EBRAHIM, Hassan; AL-FAYADH, Ali. Some Properties for the Restriction of P^*-field of Sets. Ibn AL-Haitham Journal For Pure and Applied Sciences, Baghdad, Iraq., v. 35, n. 3, p. 155–160, 2022. DOI: 10.30526/35.3.2814. Disponível em: https://jih.uobaghdad.edu.iq/index.php/j/article/view/2814.. Acesso em: 27 jul. 2024.