MOHD RAFFI, Mohd Lutfi et al. Analisis kebolehgunaan sistem pengurusan persidangan, IPACSYS: Aplikasi NGT diubahsuai dengan Instrumen Soal Selidik SUS. EDUCATUM Journal of Social Sciences, [S. l.], v. 11, n. 1, p. 28–40, 2025. DOI: 10.37134/ejoss.vol11.1.4.2025. Disponível em: https://ejournal.upsi.edu.my/index.php/EJOSS/article/view/10898. Acesso em: 14 may. 2025.