Bregantini D. Moment-based estimation of stochastic volatility. J Bank Financ. 2013 Dec 1;37(12):4755-64. doi: 10.1016/j.jbankfin.2013.08.008
Ribeiro-Oliveira Jr A, Mol SS, Twiss J, Alencar GA, Miranda PA, Naves LA, Azevedo MF, Basilio FM, Boguszewski CL, Nogueira KC, Vilar L, Koltowska-Haggstrom M, McKenna SP. The brazilian version of the Quality of Life Assessment of Growth Hormone Deficiency in Adults (QoL-AGHDA): four-stage translation and validation. Arq Bras Endocrinol Metabol. 2010 Dec;54(9):833-41.