Baviera-Puig, A., Baviera, T., Buitrago-Vera, J. and Escribá-Pérez, C. 2020. Internal benchmarking in retailing with DEA and GIS: the case of a loyalty-oriented supermarket chain. Journal of Business Economics and Management. 21, 4 (Jun. 2020), 1035-1057. DOI:https://doi.org/10.3846/jbem.2020.12393.