000 00256nam a2200097 4500
999 _c336993
_d336993
082 _a549
_bVEL.O
100 _aVelde,B,Ed.
245 _aOrigin and mineralogy of clays:Clays and the environment
_cVelde,B,Ed.
260 _aBerlin
_c1995
_bSpringer
942 _cBK