000 00403nam a2200145Ia 4500
008 211115s9999 xx 000 0 und d
041 _aeng
100 _aSarat Singh, M..
245 0 _aIonic conductivity & optical properties of impurities doped alkali halides /
250 _aPh.D. /
260 _aImphal :
_bManipur University ,
_c1993
300 _a176p. :
650 _aOptical
942 _cTH
999 _c42938
_d42938