Lawong, Supakon, and Thitaree Sirimongkol. 2023. “Service Quality Perception Classified by Demographic Characteristics of the Provincial Electricity Authority in Kalasin Province”. Journal for Developing the Social and Community 10 (2). Bangkok, Thailand:533-46. https://so03.tci-thaijo.org/index.php/rdirmu/article/view/265827.