000 00280nam a2200109Ia 4500
008 131017s9999 xx 000 0 und d
082 _a534. 54 SON / T
245 _aThanmathra spectroscopikku Oru Mukavura
260 _bKERALA BHASHA INSTITUTE
650 _aPHYSICS
942 _cBK
999 _c29224
_d29224