Least fixed points in monoidal categories with cartesian structure on objects. Annual of Sofia University St. Kliment Ohridski. Faculty of Mathematics and Informatics, [S. l.], v. 84, p. 23–42, 1993. Disponível em: https://annual.uni-sofia.bg/index.php/fmi/article/view/465. Acesso em: 4 feb. 2026.