Campo Ceballos, D. A., and C. A. Gaviria López. “Technological Innovation Tools for Specialty Coffee from Quality Analysis Instrumentation: A Systematic Review”. I+ T+ C- Research, Technology and Science - Unicomfacauca, vol. 1, no. 15, Dec. 2021, pp. 12-30, https://revistas.unicomfacauca.edu.co/ojs/index.php/itc/article/view/418.