TODOROVA, M.; BIROV, D. Algorithm of construction of the type and its realization in the language W. Ann. Sofia Univ. Fac. Math. and Inf., [S. l.], v. 88, p. 459–483, 1996. Disponível em: https://stipendii.uni-sofia.bg/index.php/fmi/article/view/400. Acesso em: 21 nov. 2024.