T. H. Nurgiansah, E. Danial, R. ., A. Mahpudz, and K. Suryadi, “Fostering National Identity Through Civic Disposition and Unity in Diversity: A Strategic Model for Football Supporters of Pss Sleman and Psim Yogyakarta”, JoPH, vol. 5, no. 5, pp. 4707–4721, May 2025.