{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,29]],"date-time":"2026-03-29T15:28:30Z","timestamp":1774798110768,"version":"3.50.1"},"reference-count":16,"publisher":"Elsevier BV","issue":"1-2","license":[{"start":{"date-parts":[[1998,9,1]],"date-time":"1998-09-01T00:00:00Z","timestamp":904608000000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2013,7,17]],"date-time":"2013-07-17T00:00:00Z","timestamp":1374019200000},"content-version":"vor","delay-in-days":5433,"URL":"https:\/\/www.elsevier.com\/open-access\/userlicense\/1.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Theoretical Computer Science"],"published-print":{"date-parts":[[1998,9]]},"DOI":"10.1016\/s0304-3975(98)00031-0","type":"journal-article","created":{"date-parts":[[2002,7,26]],"date-time":"2002-07-26T00:48:18Z","timestamp":1027644498000},"page":"55-73","source":"Crossref","is-referenced-by-count":13,"title":["Counting non-isomorphic chord diagrams"],"prefix":"10.1016","volume":"204","author":[{"given":"Robert","family":"Cori","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Michel","family":"Marcus","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"78","reference":[{"key":"10.1016\/S0304-3975(98)00031-0_BIB1","doi-asserted-by":"crossref","first-page":"423","DOI":"10.1016\/0040-9383(95)93237-2","article-title":"On the Vassiliev node invaraints","volume":"34","author":"Bar-Natan","year":"1995","journal-title":"Topology"},{"key":"10.1016\/S0304-3975(98)00031-0_BIB2","series-title":"Proc. Conf. FPSAC94, Rutgers University","article-title":"Harvey-Wiman hypermaps","author":"Bessis","year":"1994"},{"key":"10.1016\/S0304-3975(98)00031-0_BIB3","series-title":"Diagrammes de cordes et courbes de Gauss","author":"B\u00e9tr\u00e9ma","year":"1994"},{"key":"10.1016\/S0304-3975(98)00031-0_BIB4","doi-asserted-by":"crossref","first-page":"41","DOI":"10.2140\/pjm.1984.110.41","article-title":"Colorings of hypermaps and a conjecture of Brenner and Lyndon","volume":"110","author":"Bianchi","year":"1984","journal-title":"Pacific J. Math."},{"key":"10.1016\/S0304-3975(98)00031-0_BIB5","article-title":"Un code pour les graphes planaires et ses applicationse","volume":"27","author":"Cori","year":"1975","journal-title":"Ast\u00e9risque"},{"key":"10.1016\/S0304-3975(98)00031-0_BIB6","first-page":"403","article-title":"Maps, hypermaps and their automorphisms: a survey, I, II, III","volume":"10","author":"Cori","year":"1992","journal-title":"Expo. Math."},{"key":"10.1016\/S0304-3975(98)00031-0_BIB7","doi-asserted-by":"crossref","first-page":"457","DOI":"10.1007\/BF01390325","article-title":"The Euler characteristic of the moduli space of curves","volume":"85","author":"Harer","year":"1986","journal-title":"Invent. Math."},{"key":"10.1016\/S0304-3975(98)00031-0_BIB8","doi-asserted-by":"crossref","first-page":"785","DOI":"10.1090\/S0002-9947-1987-0869231-9","article-title":"Counting cycles in permutations by group characters with an application to a topological problem","volume":"299","author":"Jackson","year":"1987","journal-title":"Trans. Amer. Math. Soc."},{"key":"10.1016\/S0304-3975(98)00031-0_BIB9","doi-asserted-by":"crossref","first-page":"227","DOI":"10.1016\/S0012-365X(96)83017-2","article-title":"Enumeration of plane trees according to their degrees distribution","volume":"157","author":"Labelle","year":"1996","journal-title":"Discrete Math."},{"issue":"4","key":"10.1016\/S0304-3975(98)00031-0_BIB10","first-page":"303","article-title":"Enumeration of non-isomorphic planar maps","volume":"4","author":"Liskovets","year":"1985","journal-title":"Selecta Math. Soviet."},{"key":"10.1016\/S0304-3975(98)00031-0_BIB11","doi-asserted-by":"crossref","first-page":"280","DOI":"10.1007\/BF01191186","article-title":"The Riemann-Hurwitz formula for the centralizer of a pair of permutations","volume":"42","author":"Machi","year":"1984","journal-title":"Arch. der Math."},{"key":"10.1016\/S0304-3975(98)00031-0_BIB12","doi-asserted-by":"crossref","first-page":"249","DOI":"10.4153\/CJM-1963-029-x","article-title":"A census of planar maps","volume":"15","author":"Tutte","year":"1963","journal-title":"Canad. J. Math."},{"key":"10.1016\/S0304-3975(98)00031-0_BIB13","doi-asserted-by":"crossref","first-page":"200","DOI":"10.1112\/S0025579300005659","article-title":"The number of plane trees","volume":"19","author":"Walkup","year":"1972","journal-title":"Mathematika"},{"key":"10.1016\/S0304-3975(98)00031-0_BIB14_1","doi-asserted-by":"crossref","first-page":"192","DOI":"10.1016\/0095-8956(72)90056-1","article-title":"Counting rooted maps by genus I, II","volume":"13","author":"Walsh","year":"1972","journal-title":"J. Combin. Theory (B)"},{"key":"10.1016\/S0304-3975(98)00031-0_BIB14_2","doi-asserted-by":"crossref","first-page":"122","DOI":"10.1016\/0095-8956(72)90049-4","article-title":"Counting rooted maps by genus I, II","volume":"13","author":"Walsh","year":"1972","journal-title":"J. Combin. Theory (B)"},{"key":"10.1016\/S0304-3975(98)00031-0_BIB15","doi-asserted-by":"crossref","first-page":"200","DOI":"10.1016\/0095-8956(75)90050-7","article-title":"Counting rooted maps by genus III","volume":"18","author":"Walsh","year":"1975","journal-title":"J. Combin. Theory (B)"}],"container-title":["Theoretical Computer Science"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0304397598000310?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0304397598000310?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2019,4,16]],"date-time":"2019-04-16T13:01:48Z","timestamp":1555419708000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0304397598000310"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1998,9]]},"references-count":16,"journal-issue":{"issue":"1-2","published-print":{"date-parts":[[1998,9]]}},"alternative-id":["S0304397598000310"],"URL":"https:\/\/doi.org\/10.1016\/s0304-3975(98)00031-0","relation":{},"ISSN":["0304-3975"],"issn-type":[{"value":"0304-3975","type":"print"}],"subject":[],"published":{"date-parts":[[1998,9]]}}}