Boonnakorn, J., Daosawang, M., Buasri, P., & Choeisai, K. (2017). The improvement of induction motor efficiency using a TRIAC control system (Thai). Asia-Pacific Journal of Science and Technology, 14(2), 123–132. retrieved from https://so01.tci-thaijo.org/index.php/APST/article/view/83358