Handayani, F.S. 2021. Desain Instrumen Pengujian Usabilitas Aplikasi Menggunakan Heuristic Usability Nielson. JSAI (Journal Scientific and Applied Informatics). 4, 1 (Feb. 2021), 45–52. DOI:https://doi.org/10.36085/jsai.v4i1.1346.