Development of Portable Electronic Sensor Trainer (PEST) for Teaching and Learning Purpose. International Journal Of Technical Vocational And Engineering Technology, [S. l.], v. 2, n. 1, p. 30–37, 2020. Disponível em: https://journal.pktm.com.my/index.php/ijtvet/article/view/19. Acesso em: 18 may. 2025.