The TOPSAR interferometric radar topographic mapping instrument. - Howard A. Zebker; Søren Nørvang Madsen; Jan M. Martin; Kevin B. Wheeler; Timothy W. Miller; Yun-Ling Lou; Giovanni Alberti; Sergio Vetrella; Alessandro Cucci (IEEE Trans. Geosci. Remote. Sens., 1992)

Topographic mapping using radar interferometry: processing techniques. - Søren Nørvang Madsen; Howard A. Zebker; Jan M. Martin (IEEE Trans. Geosci. Remote. Sens., 1993)

Correlation properties of ocean altimeter returns. - Ernesto Rodríguez; Jan M. Martin (IEEE Trans. Geosci. Remote. Sens., 1994)

Analysis and evaluation of the NASA/JPL TOPSAR across-track interferometric SAR system. - Søren Nørvang Madsen; Jan M. Martin; Howard A. Zebker (IEEE Trans. Geosci. Remote. Sens., 1995)