Photong, C., A. Thongnuch, P. Hemkun, and P. Suyoi. “Effects of Stationary Coil Size on Capability of Electricity Generation of Bedini Generator: Doi: 10.14456/Mijet.2016.8”. Engineering Access, vol. 2, no. 2, Dec. 2016, pp. 6-10, https://ph02.tci-thaijo.org/index.php/mijet/article/view/10.14456.mijet.2016.8.