“BERTAHAN DI ERA DIGITAL: TRANSFORMASI MODEL BISNIS USAHA FOTOKOPI ‘TACHA’ DALAM PERUBAHAN KEBIASAAN AKADEMIK MAHASISWA”. Triwikrama: Jurnal Ilmu Sosial 11, no. 8 (November 11, 2025): 191–200. Accessed September 17, 2026. https://cibjournal.com/index.php/triwikrama/article/view/1370.