000			00335nam a2200121Ia 4500
008			251112s9999||||xx |||||||||||||| ||und||
040			_aCNCLSA
245		0	_aProceedings Of The Nationl Academy Of Science
260			_cNovember 1, 1992 _bNational Academy Of Science _aU. S. A
300			_aP.9977-11108
300			_bV.89
942			_cJRBV
999			_c21935 _d21935