Matondang, Aprima, Andrean Simanjuntak, Mutiara Simanjuntak, and Juanto Simangunsong. 2024. “¬¬¬Design of Search Information System Using Mobile Application for Car Problems in Deli Serdang Regency”. Jurnal Mandiri IT 13 (1):170-77. https://doi.org/10.35335/mandiri.v13i1.326.