000 00299nam a2200109Ia 4500
008 220120s9999||||xx |||||||||||||| ||und||
100 _aChandrashekaran, K and Sivakumar, G
_94857
245 0 _aTelecommunication switching
260 _aTechnical publications
_c2005
300 _b0
650 _aPHYSICS
999 _c136878
_d136878