@periodical{doi:10.17170/kobra-202103173541, title ={Vol. 1 No. 1 (2013): Beyond Rio+20: Green economy in agriculture and food system}, keywords ={630 and Landwirtschaft and Ökologische Marktwirtschaft and Lebensmittelversorgung and Klimaänderung}, copyright ={https://rightsstatements.org/page/InC/1.0/}, language ={en}, year ={2013} }