Analysis of the Effectiveness of the JKN Mobile Application User Interface Design Based on the Usability Heuristic Theory of UI Principles. Pixel :Jurnal Ilmiah Komputer Grafis, [S. l.], v. 18, n. 2, p. 160–169, 2025. DOI: 10.51903/pixel.v18i2.3315. Disponível em: https://journal.stekom.ac.id/index.php/pixel/article/view/3315. Acesso em: 28 jun. 2026.