Erni Widiastuti, J. Trisnowati, and A. Khansa Hartanto. “The Impact of User Testimonials, Product Availability, and Product Variation on Cosmetic Purchasing Decisions on Tokopedia: A Study on Tokopedia Cosmetic Consumers in Sukoharjo City”. Asia Pacific Journal of Business Economics and Technology, Vol. 4, no. 03, Sept. 2024, pp. 132-41, doi:10.98765/apjbet.v4i03.263.