PARADIPLOMACY AND THE FUTURE OF SMART CITY: THE CASE OF SISTER CITY COOPERATION BETWEEN MAGELANG CITY-TULA CITY . JSPG [Internet]. 2024 Jun. 30 [cited 2025 May 13];6(1):13-28. Available from: https://devjurnal.amikom.ac.id/index.php/jspg/article/view/1617