Torres Samuel, Maritza, and Carmen Luisa Vásquez Stanescu. “The Quality: Evolution of Its Meaning and Application in Service”. Publicaciones en Ciencias y Tecnología 4, no. 2 (November 20, 2010): 25–32. Accessed October 5, 2026. https://mail.revistas.uclave.org/index.php/pcyt/article/view/1084.