SOFTWARE DESIGN MODELLING WITH FUNCTIONAL PETRI NETS. Nigerian Journal of Technology, [S. l.], v. 22, n. 1, p. 15–23, 2003. DOI: 10.4314/njt.221.460. Disponível em: https://nijotech.com/index.php/nijotech/article/view/460. Acesso em: 16 apr. 2026.