00243nam a2200109Ia 4500008004100000100001800041245002600059260001000085260000900095546001200104999001700116170619s9999    xx            000 0 und d  aHaykin- Simon 0aCOMMUNICATION SYSTEMS  bWILEY  c2008  aENGLISH  c18738d18738