Sanajit, Narongrit, Nuttapong Prapurt, and Ponthakorn Damrongsak. 2022. “A SINGLE-PHASE 220 V AUTOMATIC VOLTAGE REGULATOR BASED ON THE PRINCIPLE OF SPLIT COIL VOLTAGE COMPENSATION TRANSFORMER”. Srinakharinwirot University Journal of Sciences and Technology 14 (27, January-June):94-104. https://ph02.tci-thaijo.org/index.php/swujournal/article/view/246969.