YUNUS, Faizal Amin Nur; NOOR FARAHANIS ZAIMA OTHMAN. Functionality of an Air Duct Model as a Teaching Aid. Research and Innovation in Technical and Vocational Education and Training, [S. l.], v. 5, n. 2, p. 137–145, 2025. Disponível em: https://penerbit.uthm.edu.my/periodicals/index.php/ritvet/article/view/15991. Acesso em: 8 apr. 2026.