Cempaka Paramita, S. G. K. Paramita, and K. . Indraningrat. “Increasing Grab Customer Satisfaction Through E-Servqual: Efficiency, System Availability, Fulfillment, And Privacy”. Interdisciplinary Explorations in Research Journal, vol. 3, no. 2, June 2025, pp. 390-08, doi:10.62976/ierj.v3i2.1120.