Aparicio J, Monge JF, Ortiz L, Pastor JT. Changes in productivity in the virgin olive oil sector: An application to Protected Designations of Origin in Spain. Span. j. agric. res. [Internet]. 2016Aug.31 [cited 2024Apr.29];14(3):e0104. Available from: https://sjar.revistas.csic.es/index.php/sjar/article/view/9433