Reference author: E Huffman

McNairn, H. ., Duguay, C. ., Boisvert, J. ., Huffman, E. ., & Brisco, B. . (2001). Defining the sensitivity of multi-frequency and multi-polarized radar backscatter to post-harvest crop residue. Canadian Journal of Remote Sensing, 27. Retrieved from http://www.tandfonline.com/doi/abs/10.1080/07038992.2001.10854941

McNairn, H. ., Boisvert, J. ., Duguay, C. ., Huffman, E. ., & Brown, R. . (1997). Investigating the relationship between crop residue cover and radar backscatter.