Tao Jing Fan Zhang 0012 Liran Ma Wei Li 0059 Xuhao Chen 0002 Yan Huo 0001 TORA: A Truthful Online Reverse Auction Scheme for Access Permission Transaction in Macro-Femtocell Networks. 347-362 2015 28 Ad Hoc Sens. Wirel. Networks 3-4 http://www.oldcitypublishing.com/journals/ahswn-home/ahswn-issue-contents/ahswn-volume-28-number-3-4-2015/ahswn-28-3-4-p-347-362/ db/journals/ahswn/ahswn28.html#JingZM0CH15