JOURNAL OF NETWORK AND SYSTEMS MANAGEMENT, vol. 17, no. 1, page. 5 - 32, 2009-06
JOURNAL OF NETWORK AND SYSTEMS MANAGEMENT, vol. 17, no. 3, page. 255 - 284, 2009-09
IEEE COMMUNICATIONS MAGAZINE, vol. 45, no. 10, page. 112 - 121, 2007-10