000 00288nam a2200109 4500
008 160616s 000 0
245 _aElectron density profiles in ionosphere and exosphere
100 _aFrihagen, Jon
500 _aB9:63598 K61
942 _cBK
_2BK10113
080 _a523.01 FRI
999 _c10113
_d10113