NAJAFI, Ardavan; BORUMAND SAEID, Arsham. Applications of Commutators in Pseudo BL-Algebras. Bulletin of the Section of Logic, Poland, p. 28 pp., 2026. DOI: 10.18778/0138-0680.2026.13. Disponível em: https://czasopisma.uni.lodz.pl/bulletin/article/view/23761. Acesso em: 30 aug. 2026.