EN 50385 : product standard to demonstrate the compliance of radio stations and fixed terminal stations for wireless telecommunications systems with the basic restrictions or the reference levels related to human exposure to radio frequency electromagnetic fields (110 MHz - 40 GHz): general public / European Committee for Electrotechnical Standardization
Electromagnetic compatibility (EMC) : part 4-3: testing and measurement techniques: radiated, radio-frequency, electromagnetic field immunity test: (IEC 61000-4-3/A1: 2002): EN 61000 4-3/A1: 2002 / European Committee for Electrotechnical Standardization
Nas brumas da noite / Sandra Byrd; trad. Susana Serrão
O mapa do tempo / Félix J. Palma; trad. Mário Dias Correia