Kanok Suwannakarn, Naebboon Hoonchareon. Performance analysis of zone 3 relay with state diagram under transient condition. J. Curr. Sci. Technol. [internet]. 2023 Feb. 19 [cited 2025 Jul. 27];3(1):65-77. available from: https://ph04.tci-thaijo.org/index.php/JCST/article/view/601