Álzate Cárdenas, M. del S., & Betancur Castaño, J. A. (2015). CHARACTERIZATION OF ASSOCIATIVE PRODUCTIVE UNITS, IN MEDELLIN MAYOR’S OFFICE SOLIDARITY ECONOMY PROGRAM. Semestre Económico, 17(36), 101-132. https://doi.org/10.22395/seec.v17n36a5