Costa, Thiago de Melo Teixeira da, and Carlos Alberto Piacenti. “ Use of Agricultural Future Contract in the Mean Investment Profile of Pension Funds in Brazil ”. Revista Contabilidade & Finanças, vol. 19, no. 46, Apr. 2008, pp. 59-72, https://doi.org/10.1590/S1519-70772008000100006.