Siagian SS. RIGHT OF EXPRESSION IN PERGUB D.I YOGYAKARTA NUMBER 1 YEAR 2021PERSPECTIVE SIYASAH DUSTURIYYAH. MIZAN [Internet]. 2022 Dec. 18 [cited 2025 Dec. 14];10(3):421-32. Available from: http://150.107.142.43/index.php/MIZAN/article/view/20360