000 003210000a22001330004500
008 150720t1987 xxu||||| |||| 00| 0 eng d
041 _aeng
080 _a621-52
_bM3
942 _cBK
100 _aMelek Zavarei, M.
100 _aJamshidi, M.
245 _aTime delay systems
260 _aAmsterdam
_bNorth Holland
_c1987
999 _c119839
_d119839