SeSaMoNet: an RFID-based economically viable navigation system for the visually impaired.
Ugo Biader CeipidorCarlo Maria MedagliaAlexandru SerbanatiGraziano AzzalinMarcello BarboniFrancesco RizzoMarco SironiPublished in: Int. J. RF Technol. Res. Appl. (2009)