A Closed-Form Solution for Reconstruction of Permittivity of Dielectric Slabs Placed at the Center of a Rectangular Waveguide. - M. Jaleel Akhtar; Lambert E. Feher; Manfred Thumm (IEEE Geosci. Remote. Sens. Lett., 2007)

Measurement of Complex Permittivity of Cylindrical Objects in the E-Plane of a Rectangular Waveguide. - M. Jaleel Akhtar; Manfred Thumm (IEEE Trans. Geosci. Remote. Sens., 2013)