Resume
This work is cataloged in the Scientific Portal. Officially published in SSRN Electronic Journal (2013). Referenced as: "Madalena EEa Abreu; Raul M. S. Laureano; Rui Vinhas da Silva; Pedro Dionnsio".
The complete abstract and full text can be accessed directly at the official DOI: https://doi.org/10.2139/SSRN.2380097