Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{KYB_1972__8_1_a0, author = {Hladk\'y, Miroslav}, title = {Precedence relations and their connection with unambiguity of context-free grammars}, journal = {Kybernetika}, pages = {--11}, publisher = {mathdoc}, volume = {08}, number = {1}, year = {1972}, mrnumber = {0375849}, zbl = {0244.68036}, language = {en}, url = {http://geodesic.mathdoc.fr/item/KYB_1972__8_1_a0/} }
Hladký, Miroslav. Precedence relations and their connection with unambiguity of context-free grammars. Kybernetika, Tome 08 (1972) no. 1, p. 11. http://geodesic.mathdoc.fr/item/KYB_1972__8_1_a0/