Dong Huang Zhiqi Shen Chunyan Miao Zhihong Man Cyril Leung Further Analysis on Resource Allocation in Wireless Communications Under Imperfect Channel State Information http://arxiv.org/abs/0906.4589 2009 CoRR abs/0906.4589 db/journals/corr/corr0906.html#abs-0906-4589 informal publication