@article{ITA_2011__45_4_375_0,
     author = {Honkala, Juha},
     title = {The cyclicity problem for the images of {Q-rational} series},
     journal = {RAIRO - Theoretical Informatics and Applications - Informatique Th\'eorique et Applications},
     pages = {375--381},
     publisher = {EDP-Sciences},
     volume = {45},
     number = {4},
     year = {2011},
     doi = {10.1051/ita/2011111},
     mrnumber = {2876112},
     zbl = {1261.11027},
     language = {en},
     url = {http://www.numdam.org/articles/10.1051/ita/2011111/}
}