@conference {uvigo:deficient, title = {On blind equalization of rank deficient nonlinear channels}, booktitle = {IEEE Workshop on Statistical Signal Processing (SSP)}, year = {2001}, pages = {269{\textendash}272}, address = {Singapore}, keywords = {Digital Communications, equalization, nonlinear channels}, author = {R. L{\'o}pez-Valcarce and Soura Dasgupta} }