@article {991,
	title = {Speckle Noise Reduction Using Fourth Order Complex Diffusion Based Homomorphic Filter, Advances in Computing and Information Technology- Advances in Intelligent Systems and Computing},
	volume = {Volume 177},
	year = {2012},
	pages = {895-903 DOI: 10.1007/978-3-642-31552-7_91},
	author = {V. K. Govindan and Jyothisha J Nair}
}
