Bagus Subekti, and Muhammad Yasser Arafat. “Implementation of a Web-Based Application System for Recommending Optimal Car Engine Oil Selection Using the AHP and TOPSIS Methods (Case Study: Astrido Daihatsu Serpong)”. Jurnal Ilmiah Multidisiplin Indonesia (JIM-ID), vol. 5, no. 09, Sept. 2026, pp. 2364-81, https://ejournal.seaninstitute.or.id/index.php/esaprom/article/view/8919.