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40 años de historia de las empresas de participación
Lejarriaga Pérez de las Vacas, Gustavo, (2013)
Worker-owners : the Mondragon achievement ; the Caja Laboral Popular and the Mondragon co-operatives in the Basque provinces of Spain
Campbell, Alastair, (1978)
"Mixed economy" versus "cooperative" adjustment : Mondragón's experience through Spain's recession
Bradley, Keith, (1985)