000 00276nam a2200097Ia 4500
008 240404s9999 xx 000 0 und d
100 _aLevin, S. A.
245 0 _aPopulation biology
_cS. A. Levin
260 _aProvidence
_bAmerican Mathematical Society
_c1984
942 _aIMAR
_cCART
999 _c34104
_d34104