Sukanta Das Debdas Dey Subhayan Sen Biplab K. Sikdar Parimal Pal Chaudhuri An efficient design of non-linear <i>CA</i> based PRPG for VLSI circuit testing. 110-112 2004 conf/aspdac/2004 ASP-DAC http://doi.acm.org/10.1145/1015090.1015117 db/conf/aspdac/aspdac2004.html#DasDSSC04