Kruesubthaworn, A., A. Pattanajakr, A. Siritaratiwat, A. Kaewrawang, and V. Imtawil. “Design of a programmable logic controller auto power reset circuit for an FM transmitter”. Engineering and Applied Science Research, vol. 43, no. 2, Apr. 2016, pp. 89-93, https://ph01.tci-thaijo.org/index.php/easr/article/view/39910.