ZASHEV, J. FIRST ORDER AXIOMATIZABILITY OF RECURSION THEORY IN CARTESIAN LINEAR COMBINATORY ALGEBRAS. Ann. Sofia Univ. Fac. Math. and Inf., [S. l.], v. 90, p. 41–50, 1998. Disponível em: https://ftl5.uni-sofia.bg/index.php/fmi/article/view/285. Acesso em: 23 dec. 2024.