000 00307nam a2200121Ia 4500
001 23626
008 170722s9999 xx 000 0 und d
100 _aJacobs, Ja
245 _aPhysics and geology /
260 _c1959.
490 _aInternational series in the earth sciences ed by Robert R
942 _cGEN
999 _c58655
_d58655