@article{ITA_2008__42_3_503_0,
     author = {Giambruno, Laura and Restivo, Antonio},
     title = {An automata-theoretic approach to the study of the intersection of two submonoids of a free monoid},
     journal = {RAIRO - Theoretical Informatics and Applications - Informatique Th\'eorique et Applications},
     pages = {503--524},
     publisher = {EDP-Sciences},
     volume = {42},
     number = {3},
     year = {2008},
     doi = {10.1051/ita:2008014},
     mrnumber = {2434032},
     zbl = {1149.68058},
     language = {en},
     url = {http://www.numdam.org/articles/10.1051/ita:2008014/}
}