Suárez-Álvarez, J., I. Pedrosa, E. García-Cueto, and J. Muñiz. “Locus of Control Revisited: Development of a New Bi-Dimensional Measure”. Anales De Psicología / Annals of Psychology, Vol. 32, no. 2, Apr. 2016, pp. 578-86, doi:10.6018/analesps.32.2.200781.