Volume 23, Number 91 (July-September) 2021

VÉRTICE UNIVERSITARIO Volume 23, Number 91 (July-September) 2021 is a quarterly publication edited by the University of Sonora, through the Division of Economic and Administrative Sciences. Blvd. Luis Encinas and Av. Rosales s/n, Col. Centro, C.P. 83000, Hermosillo, Sonora, Mexico, Tel. 52(662) 259-21-66, www.revistavertice.uson.mx; vertice@unison.mx. Responsible Editor: PhD. Edna María Villarreal Peralta and Deputy Editor: PhD. Lizbeth Salgado Beltran. Guest Editor: PhD. Arturo Robles Valencia. Reservation of Rights to Exclusive Use 04-2021-081011385200-203, granted by the National Copyright Institute. ISSN: 2683-2623. Responsible for the last update of this issue: PhD. Edna María Villarreal Peralta. Date of last modification: August 30, 2021.