Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{KYB_1971__7_4_a1, author = {\v{C}ern\'y, J\'an and Pirick\'a, Alica and Rosenauerov\'a, Blanka}, title = {On directable automata}, journal = {Kybernetika}, pages = {--298}, publisher = {mathdoc}, volume = {07}, number = {4}, year = {1971}, mrnumber = {0302347}, zbl = {0223.94029}, language = {en}, url = {http://geodesic.mathdoc.fr/item/KYB_1971__7_4_a1/} }
Černý, Ján; Pirická, Alica; Rosenauerová, Blanka. On directable automata. Kybernetika, Tome 07 (1971) no. 4, p. 298. http://geodesic.mathdoc.fr/item/KYB_1971__7_4_a1/