1.
Sabirin S, Widyarto S. Metode Blackbox Dalam Pengujian Sistem Penjadwalan Janji Klinik/Dokter Berbasis Whatsapp dan Website (Medicalchat). Informatics [Internet]. 2026 Mar. 8 [cited 2026 May 25];10(21):37-42. Available from: https://ojs.journals.unisel.edu.my/index.php/icf/article/view/401