@article {24500,
	title = {An efficient hybrid spectrum access algorithm in OFDM-based wideband cognitive radio networks},
	journal = {Neurocomputing},
	volume = {125},
	year = {2014},
	pages = {33-40},
	publisher = {Elsevier},
	author = {Yang, Chao and Fu, Yuli and Zhang, Yan and Yu, Rong and Liu, Yi}
}
