L. A. Montoya-Restrepo, J. . Sánchez- Torres, and I. A. . Montoya-Restrepo, “Symbiotic Marketing. Concept Approximation from a Theoretical Review”, Semest. Econ., vol. 22, no. 53, pp. 103–126, Oct. 2019, doi: 10.22395/seec.v22n53a5.