Sya’diyah H, Dwiridotjahjono J. Pengaruh sales promotion cashback dan price discount terhadap perilaku impulse buying pengguna di situs belanja online tokopedia. JA [Internet]. 2022May25 [cited 2024Nov.23];4(10):4538-52. Available from: https://journal.ikopin.ac.id/index.php/fairvalue/article/view/1751