“Are Conventional Learning media Still Effective in the 21st Century? : A Case Study of PAK Teachers at Kononia Sentani Christian High School, Jayapura Regency” (2024) JISIP (Jurnal Ilmu Sosial dan Pendidikan), 8(4), pp. 2648–2654. doi:10.58258/jisip.v8i4.7641.