Ningtias, M.N.T. and Mursyidah, L. 2024. Implementation of Sidoarjo People’s Service System (SiPraja). Indonesian Journal of Public Policy Review. 25, 1 (Feb. 2024), DOI 10.21070/ijppr.v25i1.1365. DOI:https://doi.org/10.21070/ijppr.v25i1.1365.