000 00362nam a2200121Ia 4500
001 176194
008 170722s9999 xx 000 0 und d
100 _aEapen, P. E.
245 _aSome studies on geomagnetic observational mode at the Maharajas observatory at Trivandrum /
502 _aThesis (Ph.D.)--University of Kerala
653 _aPhysics
942 _cTH
999 _c169141
_d169141