@article{ITA_1993__27_1_7_0,
     author = {Ehrenfeucht, A. and Hoogeboom, H. J. and Rozenberg, G.},
     title = {On the structure of recognizable languages of dependence graphs},
     journal = {RAIRO - Theoretical Informatics and Applications - Informatique Th\'eorique et Applications},
     pages = {7--22},
     publisher = {EDP-Sciences},
     volume = {27},
     number = {1},
     year = {1993},
     mrnumber = {1213418},
     zbl = {0787.68060},
     language = {en},
     url = {http://www.numdam.org/item/ITA_1993__27_1_7_0/}
}