Bistatic scatter radio for increased-range environmental sensinghttp://www.library.tuc.gr/artemis/MT2013-0113/MT2013-0113.pdfhttp://purl.tuc.gr/dl/dias/12D97B0F-3D9D-4B6C-B8F4-DAB6DDB6D171Bistatic scatter radio for increased-range environmental sensingfree2014-03-24application/pdf