Urgilés Martínez, N. S., and J.-C. Ortega-Castro. “Criteria for Selecting Qualified Labor for a Construction Project of Sewerage and Drinking Water Networks in the City of Cuenca”. ConcienciaDigital, Vol. 4, no. 3, July 2021, pp. 40-53, doi:10.33262/concienciadigital.v4i3.1763.