EMC : a practical guide to product design and certification: ERA report 97-0193 / ed. ERA Technology
From concept to completion : a guide to EMC management: ERA Report 98-0040 / ed. ERA Technology
Serviços móveis de dados, aplicações e mCommerce : mercado e tendências em Portugal, 2000-2005 / anal. João Paulo Silva & Gabriel Chelini Coimbra
The complete RF technician's handbook / Cooter W. Sayre