@article{ITA_2005__39_1_125_0,
     author = {Choffrut, Christian and Karhum\"aki, Juhani},
     title = {Some decision problems on integer matrices},
     journal = {RAIRO - Theoretical Informatics and Applications - Informatique Th\'eorique et Applications},
     pages = {125--131},
     publisher = {EDP-Sciences},
     volume = {39},
     number = {1},
     year = {2005},
     doi = {10.1051/ita:2005007},
     mrnumber = {2132582},
     zbl = {1081.20066},
     language = {en},
     url = {http://www.numdam.org/articles/10.1051/ita:2005007/}
}