[1]
O. A. Valverde Gomez, C. R. Trejos Moncayo, and J. A. Paz, “Covid Effects on companys of Nariño - Colombia: A view from maketing”, in Perspectives and interactions between the physical and virtual worlds for New Socioeconomic Development Challenges, M. Avendaño Avendaño and S. R. Mondragón Arévalo, Eds. Colombia,CO: Sello Editorial UNAD, 2024, pp. 171–194. doi: 10.22490/UNAD.9786287786202.8.