1. Anderson , R. S. Vasudevan J. Krolik L. T. Rogers 2001 Maximum a posteriori refractivity estimation from radar clutter using a Markov model for microwave propagation the International Geoscience and Remote Sensing Symposium, Sydney, Australia New York
2. Barrios , A. 2000 Estimating refractivity from land clutter AP 2000 Millennium Conference on Antennas and Propagation Davos, Switzerland
3. Estimation of radio refractivity structure using matched field processing;Gerstoft;IEEE Trans. Antennas Propagat.,2000
4. Inversion for refractivity parameters from radar sea clutter;Gerstoft;Radio Sci.,2003