Taufikurrahman, T., M. Hamid, and A. S. . Arief. “Improving Motor Vehicle Tax Payment Services at the UPTB in the Gowa Samsat Area through the SAMKEPO Program: JEL Classification: H21, H83, H71, O33, D73, R58”. Journal of Management and Administration Provision , vol. 6, no. 1, Jan. 2026, pp. 47-67, doi:10.55885/jmap.v6i1.732.