Situmorang, Frida, and Tirton Nefianto. “Analysis of Community Satisfaction With Public Services in the Liaison Agency of North Sumatra Province”. Jurnal Indonesia Sosial Sains 6, no. 5 (June 4, 2025): 1533–1542. Accessed April 18, 2026. http://jiss.publikasiindonesia.id.solusipublish.com/index.php/jiss/article/view/1683.