CARMONA IBAÑEZ, P.; MARTÍNEZ VARGAS, J.; POZUELO CAMPILLO, J. Economic and financial diagnosis of cooperative entreprises (A comparative study of the years 2004 and 2007). REVESCO. Revista de Estudios Cooperativos, v. 110, p. 43–95, 25 Feb.2013 https://doi.org/10.5209/rev_REVE.2013.v110.41444.