WARDANA, Ivana; LUIK, Jandy Edipson; BUDIANA, Daniel. Communication Strategy of Peduly Gotong Royong Foundation in Building Volunteer Re-participation in Surabaya. Journal of Content and Engagement, [S. l.], v. 2, n. 1, p. 15–40, 2024. DOI: 10.9744/joce.2.1.15-40. Disponível em: https://joce.petra.ac.id/index.php/joce/article/view/44. Acesso em: 27 jun. 2026.