Lopes, J. , Bastos, L. , Silva, R. (2016). 'Working Children and Adolescents and the Vicious Circle of Poverty from the Perspective of Gunnar Myrdal’s Theory of Circular Cumulative Causation: Analysis and Implementation of a Probit Model to Brazil'. World Academy of Science, Engineering and Technology, Open Science Index 114, International Journal of Economics and Management Engineering, 10(6), 1908 - 1913.