Afriansyah A, Walhidayat W, Novendra R, Harefa L, Sutejo S. Usability Testing on Tracer Study System Using The Heuristic Evaluation Method. JAETS [Internet]. 2022 Jun. 30 [cited 2026 Jun. 1];3(2):178-84. Available from: https://journal.yrpipku.com/index.php/jaets/article/view/807