L. F. Taruchaín Pozo, V. A. Freire Palacios, and M. de los Ángeles Mayorga Álvarez, “Psychological well-being and work stress in non-professional workers in the city of Ambato, applying the Goldberg GHQ-12 general health questionnaire”, CD, vol. 4, no. 1.1., pp. 32-44, Feb. 2020.