Achmad Suroto, Achmad Ubaidillah, and Miftachul Ulum. 2018. “Monitoring Keadaan Udara Menggunakan UAV (Unmanned Aerial Vehicle) Berbasis Waypoint”. SinarFe7 1 (1):13-18. https://journal.fortei7.org/index.php/sinarFe7/article/view/498.