000 00303nam a2200109Ia 4500
008 201121s9999 xx 000 0 und d
100 _aCozzarelli,N.R.
245 0 _aProceedings of The National Academy of Science USA
260 _bWashington University of Chicago Press
300 _c953
942 _cBV
999 _c16453
_d16453