000 003640000a22001450004500
008 140223b1992 xxu||||| |||| 00| 0 eng d
020 _a0521431913
041 _aEng
080 _aC2131 N2
082 _aC2131 N2
100 _aIslam Mohammed N
245 _aUltrafast fiber switching devices and systemes
260 _aCambridge
_bCUP
_c1992
650 _aPhysics
999 _c44803
_d44803