Perfect reconstruction IIR digital filter banks supporting nonexpansive linear signal extensions. - Umut Sezen (IEEE Trans. Signal Process., 2009)

IRI-Plas optimization based ionospheric tomography. - Onur Cilibas; Umut Sezen; Feza Arikan; Tamara Gulyaeva (FUSION, 2013)

Remote sensing and 2-D imaging of ionosphere by IONOLAB group. - Feza Arikan; Cenk Toker; Umut Sezen; M. Necat Deviren; Onur Cilibas; Orhan Arikan (SIU, 2014)