000 00361nam a2200121Ia 4500
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080 _aNAT-231
_b(5298-5304)
245 0 _aNature: A weekly journal of science, Vol.231 (5298-5304)
260 _a New York :
_bMacmillan (Journals Ltd.),
_c1971
300 _a69-544 p.
650 _aNature (Journal)
942 _cREF
999 _c260090
_d260090