N. Restrepo-Carvajal, D. S. Aguirre-Peña, D. A. Manrique-Cabezas, and C. E. López-Ceballos, “Evolution of the total productivity of the factors in the manufacturing industry of The Coffee Area for the period 2005-2019”, Semest. Econ., vol. 25, no. 59, pp. 1-25, Jul. 2023.