Mazumder, S.Van de Puije, P.2006-11-302006-11-302006-11-30197710.1109/JSSC.1977.1050958https://infoscience.epfl.ch/handle/20.500.14299/236795An experimental method of characterizing nonli-near twoports and its application to micro-wave class-C transistor amplifier designtext::journal::journal article::research article