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[Lug03] Denis Lugiez. Counting and Equality Constraints for Multitree Automata. In FoSSaCS'03, Lecture Notes in Computer Science 2620, pages 328-342. Springer-Verlag, April 2003. 
@inproceedings{fossacs2003-Lug,
  author =              {Lugiez, Denis},
  title =               {Counting and Equality Constraints for Multitree
                         Automata},
  editor =              {Gordon, Andrew D.},
  booktitle =           {{P}roceedings of the 6th {I}nternational
                         {C}onference on {F}oundations of {S}oftware
                         {S}cience and {C}omputation {S}tructure
                         ({FoSSaCS}'03)},
  acronym =             {{FoSSaCS}'03},
  publisher =           {Springer-Verlag},
  series =              {Lecture Notes in Computer Science},
  volume =              {2620},
  pages =               {328-342},
  year =                {2003},
  month =               apr,
}
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