YANG, E. Nilpotent Minimum Logic NM and Pretabularity. Bulletin of the Section of Logic, [S. l.], v. 49, n. 1, p. 1–11, 2020. DOI: 10.18778/0138-0680.2020.01. Disponível em: https://czasopisma.uni.lodz.pl/bulletin/article/view/7903. Acesso em: 22 apr. 2021.