Rozendo, A. da S., Justo, J.S. and Correa, M.R. 2011. Political and social protagonism in the old age: sceneries, potentialities and problems. Revista Kairós-Gerontologia. 13, 1 (Jan. 2011). DOI:https://doi.org/10.23925/2176-901X.2010v13i1p%p.