@article{ITA_2001__35_3_239_0,
     author = {Morita, Kenichi and Imai, Katsunobu},
     title = {Number-conserving reversible cellular automata and their computation-universality},
     journal = {RAIRO - Theoretical Informatics and Applications - Informatique Th\'eorique et Applications},
     pages = {239--258},
     publisher = {EDP-Sciences},
     volume = {35},
     number = {3},
     year = {2001},
     mrnumber = {1869216},
     zbl = {1014.68102},
     language = {en},
     url = {http://www.numdam.org/item/ITA_2001__35_3_239_0/}
}