Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{KYB_1976__12_2_a0, author = {Starke, Peter H.}, title = {Closedness properties and decision problems for finite multi-tape automata}, journal = {Kybernetika}, pages = {--75}, publisher = {mathdoc}, volume = {12}, number = {2}, year = {1976}, mrnumber = {0438815}, zbl = {0344.94028}, language = {en}, url = {http://geodesic.mathdoc.fr/item/KYB_1976__12_2_a0/} }
Starke, Peter H. Closedness properties and decision problems for finite multi-tape automata. Kybernetika, Tome 12 (1976) no. 2, p. 75. http://geodesic.mathdoc.fr/item/KYB_1976__12_2_a0/