Valen Marcella Dinata, Desma, Irvan Rolyesh Situmorang. The Effect of Using E-Payment and Social Media on Purchasing Decisions at Alfamart in Medan City. IBEC [Internet]. 2023 Dec. 6 [cited 2024 Sep. 10];2(1):39-50. Available from: https://conference.eka-prasetya.ac.id/index.php/IBEC/article/view/73