000 00350nam a2200121Ia 4500
001 MPKV109728
008 120911s9999 xx 000 0 und d
082 _a500
245 _aScience Vol 208 Part No.4439-51
_c;
246 _aScience Vol 100
260 _aWashington
_bAmerican Association for the Advancement of Science
_c1980
650 _aPure Science
999 _c73060
_d73060