Alamsyah Harahap, Rahmat, Eszra Nicolas Sibarani, Melisa Romaito Siahaan, Riris Victoria M Pangaribuan, and Frida T Telaumbanua. 2026. “The Influence of Service, Price, and Promotion on Online Transportation User Decisions in Medan”. International Journal of Science and Environment (IJSE) 6 (2):167-75. https://doi.org/10.51601/ijse.v6i2.482.