Febriani, N., W. Dewi, and F. Avicenna. “Consumer Behavior Toward E-Service Quality on E-Commerce”. Ultimacomm: Jurnal Ilmu Komunikasi, Vol. 12, no. 2, Dec. 2020, pp. 240-61, doi:https://doi.org/10.31937/ultimacomm.v12i2.1533.