Hyperidentities and Related Concepts, II. Armenian Journal of Mathematics, [S. l.], v. 10, n. 4, p. 1–85, 2022. DOI: 10.52737/18291163-2018.10.4-1-85. Disponível em: http://test.armjmath.sci.am/index.php/ajm/article/view/155. Acesso em: 23 nov. 2024.