000 00247nam a2200109Ia 4500
008 221117b |||||||| |||| 00| 0 eng d
040 _aBGL
_cBGL
100 _aAkela, A.C.
245 0 _aTopology
260 _aN.Delhi
_bknowledge
_c2010
942 _cREF
999 _c14909
_d14909