TY - JOUR T1 - Monte Carlo simulation of a position sensitive gamma ray detector JO - Brazilian Journal of Physics A1 - Almeida, Marcelo de A1 - Moralles, MaurĂ­cio SN - 0103-9733 UL - 10.1590/S0103-97332005000500004 VL - 35 Y1 - 2005 PB - Brasil ER -