José Luis Zafra Gómez

Financial condition, cost efficiency and the quality of local public services

M. Pérez, José Luis Zafra Gómez, 2009 .

Alternative management structures for municipal waste collection services: The influence of economic and political factors

Antonio M. López Hernández, José Luis Zafra Gómez, Antonio Manuel López Hernández, 2014 .

New public management-delivery forms, quality levels and political factors on solid management waste costs in Spanish local governments

Antonio M. López Hernández, José Luis Zafra Gómez, Diego Prior Jiménez, 2011 .

A fuzzy mathematical programming approach to the assessment of efficiency with DEA models

Teresa León, Vicente Liern, Inmaculada Sirvent, 2003, Fuzzy Sets Syst..