SANTOS, Lana Mara R. dos; 						COSTA, Alysson M.; 						ARENALES, Marcos N..
 Some problems in crop rotation planning. <em>In</em>: WORKSHOP ON COMPUTING APPLIED TO THE MANAGEMENT OF THE ENVIRONMENT AND NATURAL RESOURCES (WCAMA), 1.	, 2009, Bento Gonçalves/RS.
	 
	<strong>Anais</strong> [...].
 Porto Alegre: Sociedade Brasileira de Computação, 
	2009
.
 p. 1289-1298. 
			ISSN 2595-6124.