@article {IOPORT.50372520,
    author       = {Farrell, Brendan and Strohmer, Thomas},
    title        = {Eigenvalue estimates and mutual information for the linear time-varying channel},
    year         = {2011},
    journal      = {IEEE Transactions on Information Theory},
    volume       = {57},
    number       = {9},
    pages        = {5710-5719},
    doi          = {10.1109/TIT.2011.2161919},
    identifier   = {50372520},
}