Krueathep, Weerasak. “Nudging Delinquent Motor Vehicle Taxpayers: A Randomized Controlled Trial in Krabi Province, Thailand”. International Journal of Innovative Research and Scientific Studies 9, no. 2 (February 27, 2026): 104–108. Accessed March 1, 2026. https://www.ijirss.com/index.php/ijirss/article/view/11299.