@article{ITA_2001__35_4_379_0,
     author = {J\c{e}drzejowicz, Joanna and Szepietowski, Andrzej},
     title = {On the expressive power of the shuffle operator matched with intersection by regular sets},
     journal = {RAIRO - Theoretical Informatics and Applications - Informatique Th\'eorique et Applications},
     pages = {379--388},
     publisher = {EDP-Sciences},
     volume = {35},
     number = {4},
     year = {2001},
     mrnumber = {1880806},
     zbl = {0994.68084},
     language = {en},
     url = {http://www.numdam.org/item/ITA_2001__35_4_379_0/}
}