000 00329 a2200121 4500
999 _c187526
_d187526
008 180427b xxu||||| |||| 00| 0 eng d
020 _a9788187169494
084 _2cc
_aC:(B334)
100 _aSommerfeld, Arnold
245 _aPartial differential equations in physics/
260 _bLevant Books,
_c2016
_a Kolkata
942 _cGEN