{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2022,4,3]],"date-time":"2022-04-03T18:55:06Z","timestamp":1649012106301},"reference-count":7,"publisher":"Springer Science and Business Media LLC","issue":"3","license":[{"start":{"date-parts":[[1972,1,1]],"date-time":"1972-01-01T00:00:00Z","timestamp":63072000000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/www.springer.com\/tdm"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Acta Informatica"],"published-print":{"date-parts":[[1972]]},"DOI":"10.1007\/bf00288688","type":"journal-article","created":{"date-parts":[[2004,10,5]],"date-time":"2004-10-05T05:28:20Z","timestamp":1096954100000},"page":"242-252","source":"Crossref","is-referenced-by-count":7,"title":["Direction controlled programmed grammars"],"prefix":"10.1007","volume":"1","author":[{"given":"G.","family":"Rozenberg","sequence":"first","affiliation":[]}],"member":"297","reference":[{"key":"CR1","unstructured":"Abraham, S.: Some questions of phrase structure grammars. Computational Linguistics 4 (1965)."},{"key":"CR2","doi-asserted-by":"crossref","unstructured":"Aho, A. V.: Indexed grammars- an extension of context-free grammars. Journal of the A.C.M. 15, No. 4, Oct. (1968).","DOI":"10.1145\/321479.321488"},{"key":"CR3","doi-asserted-by":"crossref","unstructured":"Greibach, S., Hopcroft, J.: Scattered context grammars. Journal of Computer and System Sciences, 3 (1969).","DOI":"10.1016\/S0022-0000(69)80015-2"},{"key":"CR4","unstructured":"Hopcroft, J., Ullman, J.: Formal languages and their relation to automata. Addison-Wesley Publ. Comp. 1969."},{"key":"CR5","doi-asserted-by":"crossref","unstructured":"Rosenkrantz, D.: Programmed grammars and classes of formal languages. Journal of the A.C.M. 16, No. 1 (1969).","DOI":"10.1145\/321495.321504"},{"key":"CR6","unstructured":"Rozenberg, G.: On the introduction of orderings into the grammars of Chomsky's hierarchy. Bulletin de l'Acad\u00e9mie Polonaise des Sciences 17, No. 9 (1969)."},{"key":"CR7","unstructured":"Stotsky, E.: Some restrictions on derivations in context-sensitive grammars. Russian Acad. of Sciences N.T.I, s. 2. 7 (1967) [in Russian]."}],"container-title":["Acta Informatica"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/link.springer.com\/content\/pdf\/10.1007\/BF00288688.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/link.springer.com\/article\/10.1007\/BF00288688\/fulltext.html","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/link.springer.com\/content\/pdf\/10.1007\/BF00288688","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2019,4,8]],"date-time":"2019-04-08T21:14:24Z","timestamp":1554758064000},"score":1,"resource":{"primary":{"URL":"http:\/\/link.springer.com\/10.1007\/BF00288688"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1972]]},"references-count":7,"journal-issue":{"issue":"3","published-print":{"date-parts":[[1972]]}},"alternative-id":["BF00288688"],"URL":"https:\/\/doi.org\/10.1007\/bf00288688","relation":{},"ISSN":["0001-5903","1432-0525"],"issn-type":[{"value":"0001-5903","type":"print"},{"value":"1432-0525","type":"electronic"}],"subject":[],"published":{"date-parts":[[1972]]}}}