Priyojatmiko, P., and A. Musafa. “Rancang Bangun Sistem Pendingin Mesin Mobil Menggunakan Pengendali Logika Fuzzy”. Prosiding Seminar Nasional Teknoka, vol. 1, no. 1, Oct. 2017, pp. 121-3, https://journal.uhamka.ac.id/index.php/teknoka/article/view/612.