Calabrese, Jenny, Cesare Pacini, Concetta Vazzana, and Mariana Nikolla. 2013. “Sustainability Comparison Between Organic and Conventional Systems at Farm and Field Scale: A Case Study in Olive Production Systems in Apulia Region”. European Journal of Sustainable Development 2 (4):19. https://doi.org/10.14207/ejsd.2013.v2n4p19.