@article {IOPORT.50377290,
    author       = {Chung, Fan R. K. and Jr., Edward G. Coffman and Reiman, Martin I. and Simon, Burton},
    title        = {The forwarding index of communication networks},
    year         = {1987},
    journal      = {IEEE Transactions on Information Theory},
    volume       = {33},
    number       = {2},
    pages        = {224-232},
    doi          = {10.1109/TIT.1987.1057290},
    identifier   = {50377290},
}