Electron density measurements from right-hand cutoff of ECE in the TCABR Tokamak - Fonseca, Antonio Manuel Marques; Silva, Ruy Pepe da; Galvão, Ricardo Magnus Osório; Kuznetzov, Yurii K; Elizondo, Juan Iraburu; Calderon, E R; Ruchko, Leonid F; Vuolo, José Henrique (Brazilian Journal of Physics, 2004)