Siti Amilia Marpaung and Indah Respati Kusumasari 2026. Pricing Strategy and Quality Perception in Maintaining Customer Loyalty: Evidence from Telkomsel Surabaya. Journal of Computers and Digital Business. 5, 2 (May 2026), 142–147. DOI:https://doi.org/10.56427/jcbd.v5i2.1004.