HUA LI; XUEMEI WANG; GUOQIN HU. RESEARCH ON GRADING METHOD OF COURSES BASED ON ENGINEERING PROFESSIONAL CERTIFICATION. International Education and Research Journal (IERJ), [S. l.], v. 4, n. 11, 2018. Disponível em: http://ierj.in/journal/index.php/ierj/article/view/1671. Acesso em: 21 jun. 2024.