Calderón García, Alejandra, David Tobón Orozco, Valentina Cardona Nieto, and Gabriel Agudelo Viana. “CHARACTERISTICS, PRODUCTION INSENTIVES AND THE AVAILABILITY TO PAY FOR ECOLOGICAL MILK IN MEDELLIN”. Semestre Económico 17, no. 35 (November 13, 2014): 43–74. Accessed April 19, 2026. https://revistas.udem.edu.co/index.php/economico/article/view/932.