Bublot, G., Bertrand, JM., & Tychon, P. (1990). [Economic Perspectives of Beet Growing in Belgium .1. Competitiveness of Belgian Beet Farms .a. What Exactly Is Competitiveness]. Landbouwtijdschrift. Tweetalige Editie, 43(3), 455-461. https://hdl.handle.net/2078.5/74966 (Original work published 1990)