Tampubolon, A.P., Zulkarnain, I. and Mazdalifah, M. 2023. The Use of E-commerce on the Behaviour and Lifestyle of Buying Products Online among Students of the University of Sumatera Utara. Formosa Journal of Science and Technology . 2, 12 (Dec. 2023), 3267–3276. DOI:https://doi.org/10.55927/fjst.v2i12.7268.