Valencia, D., and C. Layman. “E-WALLET SERVICE INNOVATION, SERVICE DELIVERY, AND CUSTOMER SATISFACTION ON CUSTOMER LOYALTY WITHIN SHOPEEPAY IN INDONESIA”. Ultima Management : Jurnal Ilmu Manajemen, Vol. 13, no. 1, June 2021, pp. 23-46, doi:https://doi.org/10.31937/manajemen.v13i1.1929.