000 00307nam a2200121Ia 4500
008 220901s9999||||xx |||||||||||||| ||und||
082 _a621.381 BSN
100 _aBSNL
245 0 _aTelecommunications
250 _aVol. 55 (1) 59 (1 & 4)
260 _bBSNL
_c2005 to 2010
650 _aWireless communication
999 _c193621
_d193621