@inproceedings{9.pdf,

	author = {G. Iosifidis, A.K. Chorppath, T. Alpcan, I. Koutsopoulos},
	title = {Incentive Mechanisms for Hierarchical Spectrum Markets},
	booktitle = {NetGCoop},
	year = {2012},

        month = {Nov},









        language = {en},



	
}