{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2022,4,3]],"date-time":"2022-04-03T18:33:18Z","timestamp":1649010798218},"reference-count":5,"publisher":"Springer Science and Business Media LLC","issue":"3","license":[{"start":{"date-parts":[[1969,9,1]],"date-time":"1969-09-01T00:00:00Z","timestamp":-10540800000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/www.springer.com\/tdm"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Math. Systems Theory"],"published-print":{"date-parts":[[1969,9]]},"DOI":"10.1007\/bf01703923","type":"journal-article","created":{"date-parts":[[2005,6,12]],"date-time":"2005-06-12T03:35:07Z","timestamp":1118547307000},"page":"244-245","source":"Crossref","is-referenced-by-count":1,"title":["Externally induced operations"],"prefix":"10.1007","volume":"3","author":[{"given":"A. D.","family":"Wallace","sequence":"first","affiliation":[]}],"member":"297","reference":[{"key":"BF01703923_CR1","doi-asserted-by":"crossref","first-page":"561","DOI":"10.1145\/321296.321306","volume":"12","author":"Bruce Barnes","year":"1965","unstructured":"Bruce Barnes, Groups of automorphisms and sets of equivalence classes of input for automata,J. Assoc. Computing Machinery 12 (1965), 561\u2013565.","journal-title":"J. Assoc. Computing Machinery"},{"key":"BF01703923_CR2","doi-asserted-by":"crossref","first-page":"469","DOI":"10.1145\/321138.321144","volume":"9","author":"A. C. Fleck","year":"1962","unstructured":"A. C. Fleck, Isomorphism groups of automata,J. Assoc. Computing Machinery 9 (1962), 469\u2013476.","journal-title":"J. Assoc. Computing Machinery"},{"key":"BF01703923_CR3","doi-asserted-by":"crossref","first-page":"521","DOI":"10.1145\/321186.321194","volume":"10","author":"R. H. Oehmke","year":"1963","unstructured":"R. H. Oehmke, On the structure of an automaton and its input semigroup,J. Assoc. Computing Machinery 10 (1963), 521\u2013525.","journal-title":"J. Assoc. Computing Machinery"},{"key":"BF01703923_CR4","first-page":"1411","volume":"12","author":"A. D. Wallace","year":"1967","unstructured":"A. D. Wallace, Recursions with semigroup state spaces,Rev. Roumaine Math. Pures Appl. 12 (1967), 1411\u20131415.","journal-title":"Rev. Roumaine Math. Pures Appl."},{"key":"BF01703923_CR5","doi-asserted-by":"crossref","first-page":"345","DOI":"10.1145\/321127.321131","volume":"9","author":"G. P. Weeg","year":"1962","unstructured":"G. P. Weeg, The structure of an automaton and its operation-preserving transformation group,J. Assoc. Computing Machinery 9 (1962), 345\u2013349.","journal-title":"J. Assoc. Computing Machinery"}],"container-title":["Mathematical Systems Theory"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/link.springer.com\/content\/pdf\/10.1007\/BF01703923.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/link.springer.com\/article\/10.1007\/BF01703923\/fulltext.html","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/link.springer.com\/content\/pdf\/10.1007\/BF01703923","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2019,5,8]],"date-time":"2019-05-08T08:31:20Z","timestamp":1557304280000},"score":1,"resource":{"primary":{"URL":"http:\/\/link.springer.com\/10.1007\/BF01703923"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1969,9]]},"references-count":5,"journal-issue":{"issue":"3","published-print":{"date-parts":[[1969,9]]}},"alternative-id":["BF01703923"],"URL":"https:\/\/doi.org\/10.1007\/bf01703923","relation":{},"ISSN":["0025-5661","1433-0490"],"issn-type":[{"value":"0025-5661","type":"print"},{"value":"1433-0490","type":"electronic"}],"subject":[],"published":{"date-parts":[[1969,9]]}}}