المؤلفون: Ferrari, Emanuele, Chatzopoulos, Thomas, Domínguez, Ignacio Pérez, Boulanger, Pierre, Boysen-Urban, Kirsten, Himics, Mihaly, M'barek, Robert, Redondo, Marina Pinilla

المصدر: http://ageconsearch.umn.edu/record/315030.

Relation: https://ageconsearch.umn.edu/record/315030/files/0-0_Paper_18430_handout_375_0.pdf; http://ageconsearch.umn.edu/record/315030

الاتاحة: https://doi.org/10.22004/ag.econ.315030
http://ageconsearch.umn.edu/record/315030
https://ageconsearch.umn.edu/record/315030/files/0-0_Paper_18430_handout_375_0.pdf