Joly, Agnes, Ranka Junge, and Tamas Bardocz. “Aquaponics Business in Europe: Some Legal Obstacles and Solutions”. Ecocycles 1, no. 2 (October 3, 2015): 3-5. Accessed November 20, 2018. https://www.ecocycles.eu/ojs/index.php/ecocycles/article/view/30.