000 00377nam a2200157Ia 4500
008 200208s9999 xx 000 0 und d
082 _aGL 523.12
100 _a"Levin, B.Y."
245 0 _aOrigin of the earth and planets
260 _aMoscow
260 _bForeign Language Publishing House
260 _c1956
300 _a82 p.
650 _aEarth origin
942 _cB
999 _c193589
_d193589