Mobile cellular telecommunications : analog and digital systems / William C. Y. Lee
Biological effects and exposure criteria for radiofrequency electromagnetic fields : NCRP Report No. 86 (1995) / NCRP - National Council on Radiation Protection and Measurments
As tecnologias de informação e comunicação na formação contínua de professores / Horácio Santos
The data warehouse toolkit : practical techniques for building dimensional data warehouses / Ralph Kimball