000 00241nam a22001097a 4500
082 _a530
_bMAT/P
100 _aMathachan, M.
245 _aPhysics /
_cM. Mathachan.
260 _aKerala :
_bVidyarthi mithram,
650 _aphysics
942 _cBK
999 _c31071
_d31071