Labella, Rocio Carillo, Manuel Parras Ro, Fatiha Fort, Eva María, and Murgado Armenteros. “Certification of Quality As a Forerunner of Environmental Sustainability Standards Adoption in the Olive Oil Production Industry”. European Journal of Sustainable Development 6, no. 4 (October 1, 2017): 195. Accessed April 23, 2024. https://ecsdev.org/ojs/index.php/ejsd/article/view/561.