Sakti EMS, Agus Wismo Widodo, Yunita Sari. ANALISIS DETEKSI TEPI BERBASIS GRADIEN MENGGUNAKAN OPERATOR SOBEL PADA CITRA LOGO UPI. Y.A.I. junsibi [Internet]. 2026 Apr. 25 [cited 2026 May 1];7(1):80-7. Available from: http://ejournal-ibik57.ac.id/index.php/junsibi/article/view/2082