00300nam a2200121Ia 4500008004100000041001200041082001600053100001800069245004400087260003100131300000800162650000800170221030s9999    xx            000 0 und d  aEnglish  a105.23bChi  aJ. S. Chitode 0aDigital communicationcby J. S. Chitode  bTechnical Pub.aPunec2003  a384  aECE