K. CHANTHASAK, I. INTHALAXA, I. SAYVAYA, and S. NAMVONGSA, “SATISFACTION FOR MANAGEMENT AND OPERATION SERVICE OF WATER CASE STUDY CHAMPASAK DISTRICT, CHAPASAK PROVINCE : The purpose of this research is to: Compare the level of satisfaction with the administration-management of the water supply service branch in Champasak district, Champasak province..”., cusj, vol. 7, no. 7, pp. 27–39, Jul. 2024.