Maftuchach, Viniyati. “The Influence of Price and Promotion on Purchase Decision and Its Impact on Telkomsel Prepaid Card Consumer Satisfaction (In Kebon Manggis Urban Village)”. International Journal of Psychosocial Rehabilitation, vol. 24, no. 4, June 2020, pp. 5660-8, https://doi.org/10.61841/954kfd86.