Siregar, R.A.S., Caroline, B.M., Lazuardi, L.I., Renanda, T., Qodrya, H.A., Sari, A.P. and Arbi, R. 2018. Analysis of online trading transaction (peer to peer) on e-commerce based on Islamic law. Journal of Islamic Economics Lariba. 3, 1 (Jan. 2018), 31–38.