000 00324nam a2200121Ia 4500
008 251112s9999||||xx |||||||||||||| ||und||
040 _aCNCLSA
245 0 _aNature
_bInternational Weekly Journal of Science
260 _cOctober 1, 1996
_bOliver and Boyd Ltd
_aLondon
300 _aP. 1-530
300 _bV. 88
942 _cJRBV
999 _c20222
_d20222