• Relative complex permittivity and its dependence on frequencyGiannoukos, Georgios; Min, Mart; Rang, ToomasWorld journal of engineering2017 / p. 532-537 : ill https://doi.org/10.1108/WJE-01-2017-0007 https://www.scopus.com/sourceid/21100305241 https://www.scopus.com/record/display.uri?eid=2-s2.0-85034867444&origin=inward&txGid=301835814629b1fae6aafe8c494bb7ed