NASMAN, Leonard. GRADE CALCULATION AID. CALICO Journal, [S. l.], v. 3, n. 1, p. 33–35, 2013. DOI: 10.1558/cj.v3i1.33-35. Disponível em: https://journal.equinoxpub.com/Calico/article/view/1811.. Acesso em: 14 aug. 2024.