Sintarako, A., Chaiyarit, A. and Khunkha, N. 2020. The Impacts and Problem Solving Guidelines on Non-registered Population of Local Administrative Organization: A Case Study of Theppharat Sub-district Municipality, Ban Pho District, Chachoengsao Province. Ratchaphruek Journal. 18, 2 (Aug. 2020), 119–127.