ZASHEV, J. Least fixed points in monoidal categories with cartesian structure on objects. Ann. Sofia Univ. Fac. Math. and Inf., [S. l.], v. 84, p. 23–42, 1993. Disponível em: https://ftl5.uni-sofia.bg./index.php/fmi/article/view/465. Acesso em: 24 nov. 2024.