Lassen, Birthe J., Folkhard Isermeyer, and Carina Friedrich. “Regionaler Strukturwandel in Der Deutschen Milchproduktion”. German Journal of Agricultural Economics 58, no. 5-6 (July 3, 2009). Accessed November 22, 2024. https://www.tib-op.org/ojs/index.php/gjae/article/view/1753.