000 00315nam a2200121Ia 4500
008 200906s9999 xx 000 0 und d
082 _a621.3178 M398
100 _aMASON,C.R
245 0 _aART AND SCIENCE OF PROTECTIVE RELAYING
260 _bWILEY EASTERN, NEW YORKNEW DELHI
_c1992
300 _a23X15
942 _cBK
999 _c60868
_d60868