Padel, Susanne, and Johannes Michelsen. “Institutional Pre-Conditions for a Positive Development of Organic Farming in Europe - Experience from Three European Countries”. German Journal of Agricultural Economics 50, no. 7 (November 12, 2001). Accessed November 23, 2024. https://www.tib-op.org/ojs/index.php/gjae/article/view/1485.