000 00337nam a2200121Ia 4500
008 251112s9999||||xx |||||||||||||| ||und||
040 _aCNCLSA
245 0 _aProceedings Of The National Academy Of Science
260 _cSeptember 13, 1994
_bNational Academy Of Science
_aU. S. A
300 _aP.8729-9664
300 _bV.99
942 _cJRBV
999 _c24848
_d24848