Biological effects and exposure criteria for radiofrequency electromagnetic fields : NCRP Report No. 86 (1995) / NCRP - National Council on Radiation Protection and Measurments
A practical guide to the determination of human exposure to radiofrequency fields : NCRP Report No. 119 (1993) / NCRP - National Council on Radiation Protection and Measurments
The data warehouse toolkit : practical techniques for building dimensional data warehouses / Ralph Kimball
Código penal : Decreto-Lei N.º 400/82, de 3 de Setembro com as alterações do Decreto-Lei N.º 48/95, da Lei N.º 65/98, de 2 de Setembro e da Lei N.º 7/2000 de 27 de Maio