D. Caesaron, J. Makapedua, and R. P. Lukodono, “Evaluation of Online-Based Ride-Hailing Services Using Service Quality (Servqual) Method, Refined Kano Model, Importance Performance Analysis (IPA), and Quality Function Deployment (QFD): A Case Study of Grab Bike Indonesia”, ComTech, vol. 12, no. 2, pp. 75–88, Nov. 2021.