Aningsih Wulandari, Y., F. . Amir, and M. . Iqbal Fajri. “The Impact Of Pakserv On Customer Satisfaction And Loyalty: Study Case Grabfood Indonesia”. Journal of World Science, vol. 1, no. 8, Aug. 2022, pp. 578-91, doi:10.58344/jws.v1i8.79.