{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,1]],"date-time":"2026-05-01T02:15:28Z","timestamp":1777601728275,"version":"3.51.4"},"reference-count":17,"publisher":"Elsevier BV","issue":"1-3","license":[{"start":{"date-parts":[[1993,9,1]],"date-time":"1993-09-01T00:00:00Z","timestamp":746841600000},"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":7259,"URL":"https:\/\/www.elsevier.com\/open-access\/userlicense\/1.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Discrete Mathematics"],"published-print":{"date-parts":[[1993,9]]},"DOI":"10.1016\/0012-365x(93)90566-c","type":"journal-article","created":{"date-parts":[[2002,7,26]],"date-time":"2002-07-26T03:43:34Z","timestamp":1027655014000},"page":"75-91","source":"Crossref","is-referenced-by-count":15,"title":["Maximal partial spreads and the modular n-queen problem"],"prefix":"10.1016","volume":"120","author":[{"given":"Olof","family":"Heden","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"78","reference":[{"key":"10.1016\/0012-365X(93)90566-C_BIB1","doi-asserted-by":"crossref","first-page":"425","DOI":"10.1007\/BF00181559","article-title":"Blocking sets and partial spreads in finite projective spaces","volume":"9","author":"Beutelspacher","year":"1980","journal-title":"Geom. Dedicata"},{"key":"10.1016\/0012-365X(93)90566-C_BIB2","doi-asserted-by":"crossref","first-page":"335","DOI":"10.1016\/0012-365X(89)90148-9","article-title":"Heden's bound on maximal partial spreads","volume":"74","author":"Blockhuis","year":"1989","journal-title":"Discrete Math."},{"key":"10.1016\/0012-365X(93)90566-C_BIB3","doi-asserted-by":"crossref","first-page":"381","DOI":"10.4153\/CJM-1971-039-x","article-title":"Partial spreads and replaceable nets","volume":"23","author":"Bruen","year":"1971","journal-title":"Canad. J. Math."},{"key":"10.1016\/0012-365X(93)90566-C_BIB4","doi-asserted-by":"crossref","first-page":"495","DOI":"10.1007\/BF00147786","article-title":"Applications of the line geometry over finite fields I: The twisted cubic","volume":"6","author":"Bruen","year":"1977","journal-title":"Geom. Dedicata"},{"key":"10.1016\/0012-365X(93)90566-C_BIB5","doi-asserted-by":"crossref","first-page":"207","DOI":"10.1007\/BF01214931","article-title":"Partial spreads, packings and Hermitian manifolds in PG(3,q)","author":"Bruen","year":"1976","journal-title":"Math. Z."},{"key":"10.1016\/0012-365X(93)90566-C_BIB6","series-title":"Finite Geometries","author":"Dembowski","year":"1968"},{"key":"10.1016\/0012-365X(93)90566-C_BIB7","doi-asserted-by":"crossref","first-page":"483","DOI":"10.4153\/CJM-1978-043-0","article-title":"Maximal strictly partial spreads","volume":"30","author":"Ebert","year":"1978","journal-title":"Canad. J. Math."},{"key":"10.1016\/0012-365X(93)90566-C_BIB8","doi-asserted-by":"crossref","first-page":"267","DOI":"10.1007\/BF00181172","article-title":"Reguli and pseudo-reguli in PG(3,s2)","volume":"9","author":"Freeman","year":"1980","journal-title":"Geom. Dedicata"},{"key":"10.1016\/0012-365X(93)90566-C_BIB9","first-page":"39","article-title":"A lower bound for maximal partial spreads in PG(3,q)","volume":"13","author":"Glynn","year":"1982","journal-title":"Ars Combin."},{"key":"10.1016\/0012-365X(93)90566-C_BIB10","doi-asserted-by":"crossref","first-page":"277","DOI":"10.1016\/0012-365X(86)90215-3","article-title":"Maximal partial spreads and two-weight codes","volume":"62","author":"Heden","year":"1986","journal-title":"Discrete Math."},{"key":"10.1016\/0012-365X(93)90566-C_BIB11","unstructured":"O. Heden, A Greedy search for maximal partial spreads in PG(3,7), Ars Combin, to appear."},{"key":"10.1016\/0012-365X(93)90566-C_BIB12","unstructured":"O. Heden, Maximal partial spreads in PG(3,q) and the n-queen problem II, Discrete Math., submitted."},{"key":"10.1016\/0012-365X(93)90566-C_BIB13","doi-asserted-by":"crossref","first-page":"33","DOI":"10.1016\/S0012-365X(81)80002-7","article-title":"The modular n-queen problem II","volume":"36","author":"Kl\u00f8ve","year":"1981","journal-title":"Discrete Math."},{"key":"10.1016\/0012-365X(93)90566-C_BIB14","doi-asserted-by":"crossref","first-page":"273","DOI":"10.4153\/CJM-1967-019-5","article-title":"Sets of disjoint lines in PG(3,q)","volume":"19","author":"Mesner","year":"1967","journal-title":"Canad. J. Math."},{"key":"10.1016\/0012-365X(93)90566-C_BIB15","doi-asserted-by":"crossref","unstructured":"K. Metsch, Improvement of Bruck's completion theorem, Designs, Codes and Cryptography, to appear.","DOI":"10.1007\/BF00157614"},{"key":"10.1016\/0012-365X(93)90566-C_BIB16","doi-asserted-by":"crossref","first-page":"120","DOI":"10.2307\/2007117","article-title":"On the congruence cx\u03bb + 1 \u2261 dy\u03bb in a galois field","volume":"2","author":"Mitchell","year":"1917","journal-title":"Ann. Math."},{"key":"10.1016\/0012-365X(93)90566-C_BIB17","series-title":"Error-Correcting Codes","author":"Peterson","year":"1972"}],"container-title":["Discrete Mathematics"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:0012365X9390566C?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:0012365X9390566C?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2019,4,13]],"date-time":"2019-04-13T05:55:55Z","timestamp":1555134955000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/0012365X9390566C"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1993,9]]},"references-count":17,"journal-issue":{"issue":"1-3","published-print":{"date-parts":[[1993,9]]}},"alternative-id":["0012365X9390566C"],"URL":"https:\/\/doi.org\/10.1016\/0012-365x(93)90566-c","relation":{},"ISSN":["0012-365X"],"issn-type":[{"value":"0012-365X","type":"print"}],"subject":[],"published":{"date-parts":[[1993,9]]}}}