Polarimetric signal processing of meteorological target observations with the DLR weather radar. - Arno Schroth; Karl Tragi; Ernst Lüneburg; Madhukar Chandra (Eur. Trans. Telecommun., 1992)

Comments on "The specular null polarization theory" (and Reply). - Ernst Lüneburg; J. Hubbert (IEEE Trans. Geosci. Remote. Sens., 1997)

The characteristic polarization states and the equi-power curves. - Jian Yang 011; Yoshio Yamaguchi; Hiroyoshi Yamada; Zbigniew H. Czyz; Wolfgang-Martin Boerner; Harold Mott; Ernst Lüneburg; Yingning Peng (IEEE Trans. Geosci. Remote. Sens., 2002)