Gamma Kosala, Agus Harjoko, and Sri Hartati. “MSER-Vertical Sobel for Vehicle Logo Detection”. Jurnal RESTI (Rekayasa Sistem dan Teknologi Informasi) 7, no. 5 (October 29, 2023): 1239 - 1245. Accessed June 1, 2025. http://www.jurnal.iaii.or.id/index.php/RESTI/article/view/5034.