@Article{HS:TCS401,
    author    = {Andr\'{e} Hernich and Nicole Schweikardt},
    title     = {Reversal Complexity Revisited},
    journal   = {Theoretical Computer Science},
    volume    = {401},
    year      = {2008},
    pages     = {191--205},
    note      = {doi:10.1016/j.tcs.2008.04.026}
}