@inproceedings {wang2010spectral,
	title = {Spectral variation constrained power spectral density estimation for wideband spectrum sensing},
	booktitle = {2010 3rd International Symposium on Applied Sciences in Biomedical and Communication Technologies (ISABEL 2010)},
	year = {2010},
	pages = {1{\textendash}5},
	publisher = {IEEE},
	organization = {IEEE},
	author = {Wang, Xiao Yu and Wong, Alexander and Lien, Shao-Yu}
}
