Anhar R, Dwi Kurniawati S, Syahid M, Anwar C. Functionality Testing of Web-Based Classroom Lending Application (Pinjam Kelas Web-App) Using Blackbox Testing Method. J.I.S.B.T. 2025;1(4):125-130. Accessed April 15, 2026. https://journal.jci.co.id/jisbt/article/view/266