BENGTSSON, Jan <br/><br/>
Confounding variables and independent observations in conparative analyses of food webs / 
Jan Bengtsson. 
 -- [S.l.] :   Ecological Society of America,   1994 
 - pp. 1282-1288 
<br/><br/> Separata de : Ecology 75(5) 
<br/><br/><label>Universal Decimal Class. No.: </label>574.5