Usability Evaluation Analysis on iKalbar Application Using Heuristic Evaluation Method, Performance Measurement, and User Experience Questionnaire (UEQ). Com, Engine, Sys, Sci [Internet]. 21 Juli 2023 [dikutip 16 Agustus 2026];8(2):495-50. Tersedia pada: https://jurnal.unimed.ac.id/2012/index.php/cess/article/view/48021