Silveira, Renata Cristina da Penha, et al. “The Socioeconomic and Demographic Characterization of Children and Adolescents Who Study and Work Outside Their Home”. Revista Da Escola De Enfermagem Da USP, vol. 46, no. 2, Apr. 2012, pp. 280-6, https://doi.org/10.1590/S0080-62342012000200003.