Magno de Carvalho, J. A., G. Q. Gonçalves, and L. Gonçalves de Castro e Silva. “Application of Brass P/F Method in a Context of Rapid Decline in Adolescent Fertility”. Brazilian Journal of Population Studies, vol. 35, no. 1, June 2018, pp. 1-26, doi:10.20947/S102-3098a0052.