Amparo Fúster-Sabater Pino Caballero-Gil On the Linear Complexity of Nonlinear Filtered PN-sequences. 80-90 1994 conf/asiacrypt/1994 ASIACRYPT db/conf/asiacrypt/asiacrypt94.html#Fuster-SabaterC94 http://dx.doi.org/10.1007/BFb0000426