ADDIS, G. M. Updating the Fundamental Theorem of Homomorphism of General Universal Algebras. American Scientific Research Journal for Engineering, Technology, and Sciences, [S. l.], v. 10, n. 1, p. 61–73, 2014. Disponível em: https://www.asrjetsjournal.org/index.php/American_Scientific_Journal/article/view/707. Acesso em: 20 apr. 2024.