000 00441nam a2200181Ia 4500
008 240220s9999 xx 000 0 und d
041 _aENG
082 _a621.387
100 _aAli Sed Riffat
245 0 _aDigital switching systems system reliability and analysis
250 _a1ST Ed.
260 _bTata Mcgraw Hill Publishing Company Ltd
260 _c2003
300 _a219p.
365 _b210
650 _aETC
942 _cTEQUIP
999 _c3428
_d3428