Nugraha, Tommy Wiguna, Ida Bagus Nyoman Udayana, and Ambar Lukitaningsih. “Pengaruh Perceived Usefulness, Perceived Ease of Use, Dan Subjective Norm Terhadap Purchase Intention Melalui Attitude Pengguna OLX: (Studi Kasus Pada Mahasiswa UST Yogyakarta)”. Jurnal Bingkai Ekonomi (JBE) 6, no. 2 (February 18, 2021): 12-27. Accessed January 22, 2025. https://itbsemarang.ac.id/sijies/index.php/jbe33/article/view/102.