00315nam a2200121Ia 4500082002000000100001800020245003600038260003600074300003000110490004300140500000500183700000500188  a518.11bR758.CI  aRoman, Steven  aCoding and information theoryb  aNew YorkbSpringer-Verlagc1992  axvii, 486p. Index. Tables  aGraduate texts in Mathematicsv v. 134  a  a