Wijaya, Asyhari, et al. “Design of an Android-Based Public Transportation Information System  for The City Of Malang”. Jurnal Perintis: Pengembangan Riset Inovatif Teknik, Teknologi, Dan Sains, vol. 2, no. 3(Mei-Juni), June 2026, pp. 119-28, https://ejournal.pktj.ac.id/index.php/perintis/article/view/129.