JOURNAL, B. S. On Higher N-Derivation Of Prime Rings: Anwar K. Faraj|Abdulrahman H. Majeed. Baghdad Science Journal, Iraq, Baghdad, v. 11, n. 2, p. 211-219, 2014. DOI: 10.21123/bsj.2014.11.2.211-219. Disponível em: https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/2623. Acesso em: 23 sep. 2021.