@article{Ferte:2014:WL:2583612.2583683,
    Address = {Secaucus, NJ, USA},
    Author = {Fert{\'e}, Julien and Marin, Nathalie and S{\'e}nizergues, G{\'e}raud},
    File = {Word-Mappings of Level 2 - Ferté, Marin, Sénizergues (0) (0) - a - a - g.pdf},
    ISSN = {1432-4350},
    Journal = {Theor. Comp. Sys.},
    Keywords = {Integer sequences, Iterated pushdown automata, L-systems, Rational power series, Word equations, Word sequences},
    Month = {January},
    Number = {1},
    Pages = {111--148},
    Publisher = {Springer-Verlag New York, Inc.},
    Title = {Word-Mappings of Level 2},
    URL = {http://dx.doi.org/10.1007/s00224-013-9489-5},
    Volume = {54},
    Year = {2014},
    acmid = {2583683},
    bdsk-url-1 = {http://dx.doi.org/10.1007/s00224-013-9489-5},
    date-added = {2014-06-26 13:30:48 +0000},
    date-modified = {2014-06-26 13:30:48 +0000},
    issue_date = {January 2014},
    numpages = {38},
    doi = {10.1007/s00224-013-9489-5}
}

@article{Ferte:2014:WL:2583612.2583683, Address = {Secaucus, NJ, USA}, Author = {Fert{\'e}, Julien and Marin, Nathalie and S{\'e}nizergues, G{\'e}raud}, File = {Word-Mappings of Level 2 - Ferté, Marin, Sénizergues (0) (0) - a - a - g.pdf}, ISSN = {1432-4350}, Journal = {Theor. Comp. Sys.}, Keywords = {Integer sequences, Iterated pushdown automata, L-systems, Rational power series, Word equations, Word sequences}, Month = {January}, Number = {1}, Pages = {111--148}, Publisher = {Springer-Verlag New York, Inc.}, Title = {Word-Mappings of Level 2}, URL = {http://dx.doi.org/10.1007/s00224-013-9489-5}, Volume = {54}, Year = {2014}, acmid = {2583683}, bdsk-url-1 = {http://dx.doi.org/10.1007/s00224-013-9489-5}, date-added = {2014-06-26 13:30:48 +0000}, date-modified = {2014-06-26 13:30:48 +0000}, issue_date = {January 2014}, numpages = {38}, doi = {10.1007/s00224-013-9489-5} }