Acosta Rodríguez, F., M. Rivera Martínez, and M. A. Pulido Rull. “Depression and Anxiety in a Sample of Unemployed Mexican Individuals”. Journal of Behavior, Health & Social Issues, vol. 3, no. 1, Aug. 2011, pp. 35-42, doi:10.22201/fesi.20070780.2011.3.1.27682.