000 00315nam a2200121Ia 4500
008 190216s9999||||xx |||||||||||||| ||und||
100 _aBabu C J &thomas P T
245 0 _aElectronics And Computer Science
260 _bCalicut University Publications
_c2002
300 _a567
650 _aPhysics
942 _cBK
999 _c34692
_d34692