Authors
Joana R. C. Faria
Departamento de Física, University of Coimbra – 3004-516, Coimbra, Portugal
Sónia M. V. Semedo
Departamento de Física, University of Coimbra – 3004-516, Coimbra, Portugal
Eneida – Wireless & Sensors, Coimbra, Portugal
Francisco J. A. Cardoso
Departamento de Física, University of Coimbra – 3004-516, Coimbra, Portugal
Eneida – Wireless & Sensors, Coimbra, Portugal
José Oliveira
Departamento de Física, University of Coimbra – 3004-516, Coimbra, Portugal
Eneida – Wireless & Sensors, Coimbra, Portugal