@incollection{PMO13,
    year={2013},
    isbn={978-3-642-39273-3},
    booktitle={Implementation and Application of Automata},
    volume={7982},
    series={Lecture Notes in Computer Science},
    editor={Konstantinidis, Stavros},
    doi={10.1007/978-3-642-39274-0_24},
    title={Comparing Two-Dimensional One-Marker Automata to Sgraffito Automata},
    url={http://dx.doi.org/10.1007/978-3-642-39274-0_24},
    publisher={Springer Berlin Heidelberg},
    keywords={picture languages; two-dimensional one-marker automaton; sgraffito automaton; recognizable picture languages},
    author={Průša, Daniel and Mráz, František and Otto, Friedrich},
    pages={268-279}
}