TY - JOUR T1 - Measurement of the plasma boundary shift and approximation of the magnetic surfaces on the IR-T1 Tokamak JO - Brazilian Journal of Physics A1 - Elahi, A. Salar A1 - Ghoranneviss, M. SN - 0103-9733 UL - 10.1590/S0103-97332010000300012 VL - 40 Y1 - 2010 PB - Brasil ER -