000 00293nam a2200121Ia 4500
008 160710s1991 xx 000 0 und d
082 _a621.36 SIR
100 _aSIROH & KOTHIYAL
245 _aOPTICAL COMPONENTS SYSTEMS...
260 _bMONECE DEEKER
_c1991
300 _a443
942 _2ddc
_cB
999 _c58338
_d58338