[1]
L. E. Zapata Caraguay, M. L. Ocaña Rogel, I. M. Feijoo Jaramillo, M. J. Guerrero Carrasco, and C. B. Sarmiento Chugcho, “The quality of customer service in the retention and loyalty of service companies”, Revista UG, vol. 139, no. 2, pp. 1–20, Jul. 2025, doi: 10.53591/rug.v139i2.2066.