Eco-logic :  logic-based approaches to ecological modelling / 
David Robertson ... [et al.] 
 - Cambridge :  The MIT Press,  1991 
 - 243 p. ;  23 cm. 
 - Logic programming .
<br/><br/><label>ISBN: </label>0262181436 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology--Simulation methods