Suksri, Amnart, Kittipong Tonmitra, and Kongchuk Boontun. 2013. “Electrical Leakage Current on 22 k V Porcelain Insulators Tested under Saline Solution”. Engineering and Applied Science Research 30 (4):379-89. https://ph01.tci-thaijo.org/index.php/easr/article/view/6597.