WASET
    Juan Blas and  Alfonso Bahillo and  Santiago Mazuelas and  David Bullido and  Patricia Fernandez and  Ruben M. Lorenzo and  Evaristo J. Abril,  Scanning Device for Sampling the Spatial Distribution of the E-field.   journal   = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2007, vol. 6(6). 818 - 822
    [viewed 19 April 2024]. Available from: https://publications.waset.org/pdf/936.