Tutut Alawiyah. “Impulse Buying Behavior Generasi Milenial: Valuasi Maslahah Fintech Ovo Dan Go-Pay”. Al-Musthofa: Journal of Sharia Economics, vol. 3, no. 2, June 2021, pp. 49-64, https://ejournal.iai-tabah.ac.id/musthofa/article/view/629.