000 00299nam a2200097 4500
100 _aUniversity of Chicago Press
245 _aJournal of Geology, Vol.108 (1-6)
_cUniversity of Chicago Press
260 _aUniversity of Chicago Press
_c2000
260 _aUniversity of Chicago Press
_c2000
942 _cCR
999 _c337396
_d337396