%0 Journal Article %A Robson, J. M. %T Separating words with machines and groups %J RAIRO. Informatique théorique et applications %D 1996 %P 81-86 %V 30 %N 1 %I EDP-Sciences %U https://www.numdam.org/item/ITA_1996__30_1_81_0/ %G en %F ITA_1996__30_1_81_0