de Moura Presa, E.Zürcher, J. F.Skrivervik, A. K.2006-11-302006-11-302006-11-30200510.1002/mop.21102https://infoscience.epfl.ch/handle/20.500.14299/237092WOS:000231860200010A new microwave harmonic direction finding system for localization of small mobile targets using passive tagstext::journal::journal article::research article