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@article{ARM_1970__6_3_a3, author = {Novotn\'y, Miroslav}, title = {On the role of configurations in the theory of grammars}, journal = {Archivum mathematicum}, pages = {171--184}, publisher = {mathdoc}, volume = {06}, number = {3}, year = {1970}, mrnumber = {0321371}, zbl = {0236.68031}, language = {en}, url = {http://geodesic.mathdoc.fr/item/ARM_1970__6_3_a3/} }
Novotný, Miroslav. On the role of configurations in the theory of grammars. Archivum mathematicum, Tome 06 (1970) no. 3, pp. 171-184. http://geodesic.mathdoc.fr/item/ARM_1970__6_3_a3/