Rumalutur, Sonny, and john ohoiwutun. “SISTEM KENDALI OTOMATIS PANEL PENERANGAN LUAR MENGGUNAKAN TIMER THEBEN SUL 181 H DAN ARDUINO UNO R3”. Electro Luceat 4, no. 2 (November 1, 2018): 43-51. Accessed September 25, 2020. http://jurnal.poltekstpaul.ac.id/index.php/jelekn/article/view/143.