Themistoklis Prodromakis Christos Papavassiliou Kostis Michelakis Microstrip stepped impedance lowpass filters based on the maxwell-wagner polarization mechanism. 616-619 2008 ISCAS http://dx.doi.org/10.1109/ISCAS.2008.4541493 conf/iscas/2008 db/conf/iscas/iscas2008.html#ProdromakisPM08