Ferry Kurniadi, and Ronny Mardiyanto S.T.,M.T.,Ph.D. 2018. “Rancang Bangun Alat Pembuat Peta Kondisi Gas Karbon Monoksida (CO) Pada Unmanned Aerial Vehicle”. SinarFe7 1 (1):102-5. https://journal.fortei7.org/index.php/sinarFe7/article/view/515.