The Role of Boyolali University Public Relations in Efforts to Increase Multinational Cooperation: Descriptive Study of The Use of Excellent Public Relations Theory by Grunig. EJK [Internet]. 2024 Aug. 28 [cited 2026 May 5];11(2):205-24. Available from: https://jurnal.fisip.untad.ac.id/index.php/kinesik/article/view/1462