Anty N, Wijaya AH. Analysis Analysis and Design of Promotional Information Systems for Part-Time Workers and Freelancers with Heuristic Evaluation Testing Method. algor [Internet]. 2023 Mar. 24 [cited 2024 Nov. 22];4(2):11-9. Available from: https://jurnal.buddhidharma.ac.id/index.php/algor/article/view/1507