@article{ITA_2017__51_4_191_0,
     author = {Kari, Jarkko and Kopra, Johan},
     title = {Cellular automata and powers of p\ensuremath{/}q},
     journal = {RAIRO - Theoretical Informatics and Applications - Informatique Th\'eorique et Applications},
     pages = {191--204},
     publisher = {EDP-Sciences},
     volume = {51},
     number = {4},
     year = {2017},
     doi = {10.1051/ita/2017014},
     mrnumber = {3782820},
     zbl = {1432.11081},
     language = {en},
     url = {http://www.numdam.org/articles/10.1051/ita/2017014/}
}