Cloud Radio Access Networks in Mobile Cloud Computing Systems 299
18. A. H. Land and A. G. Doig. An automatic method of solving dis-
crete programming problems. Econometrica, 28(3):497–520, Jul.
1960.
19. Y. Lin, L. Shao, Z. Zhu, Q. Wang, and R. K. Sabhikhi. Wireless net-
work cloud: Architecture and system requirements. IBM Journal
of Research and Development, 54(1):4:1–4:12, 2010.
20. D. J. Love, R. W. Heath, V. K. N. Lau, D. Gesbert, B. D. Rao, and
M. Andrews. An overview of limited feedback in wireless commu-
nication systems. IEEE J. Sel. Areas Commun., 26(8):1341–1365,
Oct. 2008.
21. C. Luo, F. R. Yu, H. Ji, and V. C. M. Leung. Cross-layer design for
TCP performance improvement in cognitive radio networks. IEEE
Trans. Veh. Tech., 59(5):2485–2495, ...