000 00319nam a2200133Ia 4500
008 251112s9999||||xx |||||||||||||| ||und||
040 _aCNCLSA
100 _aDavid Davies
_92342
245 0 _aNature
260 _cJuly 5, 1974
_bMacmillan Journals Ltd
_aLondon
300 _aP. 1-804
300 _bV. 250
942 _cJRBV
999 _c14474
_d14474