Utomo, Puguh, Basuki Rahmat, and Afif Zuhri. “PROTOTYPE RADAR UNTUK NELAYAN TRADISIONAL”. Jurnal 7 Samudra 4, no. 1 (June 19, 2019). Accessed July 17, 2025. https://ojs.pppm.poltekpel-sby.ac.id/index.php/7samudra/article/view/62.