YANG, Yongwei; XIN, Xiaolong. EQ-ALGEBRAS WITH PSEUDO PRE-VALUATIONS. Italian Journal of Pure and Applied Mathematics, [S. l.], v. 37, p. 29–48, 2017. Disponível em: https://journals.uniurb.it/index.php/ijpam/article/view/6726. Acesso em: 16 sep. 2026.