@article{Simon199065,
    Abstract = {We introduce factorization forests. It is shown that the vertex set of a dense factorization forest of finite height satisfies a bounded gap Ramsey-type property of words. The main result is that every morphism from a free semigroup to a finite semigroup S admits a Ramseyan factorization forest of height at most 9|S|. Techniques for constructed factorization forests are developed.},
    Author = {Simon, Imre},
    File = {Factorization forests of finite height - Simon (0) (0) - a - a - r.pdf},
    ISSN = {0304-3975},
    Journal = {Theoretical Computer Science},
    Number = {1},
    Pages = {65 - 94},
    Title = {Factorization forests of finite height},
    URL = {http://www.sciencedirect.com/science/article/pii/030439759090047L},
    Volume = {72},
    Year = {1990},
    bdsk-url-1 = {http://www.sciencedirect.com/science/article/pii/030439759090047L},
    bdsk-url-2 = {http://dx.doi.org/10.1016/0304-3975(90)90047-L},
    date-added = {2016-01-12 15:06:55 +0000},
    date-modified = {2016-01-12 15:06:55 +0000},
    doi = {10.1016/0304-3975(90)90047-L}
}

@article{Simon199065, Abstract = {We introduce factorization forests. It is shown that the vertex set of a dense factorization forest of finite height satisfies a bounded gap Ramsey-type property of words. The main result is that every morphism from a free semigroup to a finite semigroup S admits a Ramseyan factorization forest of height at most 9|S|. Techniques for constructed factorization forests are developed.}, Author = {Simon, Imre}, File = {Factorization forests of finite height - Simon (0) (0) - a - a - r.pdf}, ISSN = {0304-3975}, Journal = {Theoretical Computer Science}, Number = {1}, Pages = {65 - 94}, Title = {Factorization forests of finite height}, URL = {http://www.sciencedirect.com/science/article/pii/030439759090047L}, Volume = {72}, Year = {1990}, bdsk-url-1 = {http://www.sciencedirect.com/science/article/pii/030439759090047L}, bdsk-url-2 = {http://dx.doi.org/10.1016/0304-3975(90)90047-L}, date-added = {2016-01-12 15:06:55 +0000}, date-modified = {2016-01-12 15:06:55 +0000}, doi = {10.1016/0304-3975(90)90047-L} }