Avalos Peñafiel, Víctor, 		Vallejo Chávez, Luz, 		Esparza Paz, Franqui, AND 		Álvarez Arias, Marco.
" SERVICE QUALITY: TECHNIQUE TO IMPROVE POSITIONING IN SAVINGS AND CREDIT COOPERATIVES" <em>mktDESCUBRE</em> [Online], Volume 1 Number 3 (1 April 2020)