{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,27]],"date-time":"2025-10-27T20:28:29Z","timestamp":1761596909980},"reference-count":9,"publisher":"Springer Science and Business Media LLC","issue":"1","license":[{"start":{"date-parts":[[1974,12,1]],"date-time":"1974-12-01T00:00:00Z","timestamp":155088000000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/www.springer.com\/tdm"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Mathematical Programming"],"published-print":{"date-parts":[[1974,12]]},"DOI":"10.1007\/bf01580236","type":"journal-article","created":{"date-parts":[[2005,4,28]],"date-time":"2005-04-28T09:58:43Z","timestamp":1114682323000},"page":"197-211","source":"Crossref","is-referenced-by-count":24,"title":["Optimal expansion of an existing network"],"prefix":"10.1007","volume":"6","author":[{"given":"Nicos","family":"Christofides","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"P.","family":"Brooker","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"297","reference":[{"key":"CR1","volume-title":"Flows in networks","author":"I.R. Ford","year":"1962","unstructured":"I.R. Ford and D.R. Fulkerson,Flows in networks (Princeton University Press, Princeton, N.J., 1962)."},{"key":"CR2","doi-asserted-by":"crossref","first-page":"472","DOI":"10.1287\/mnsc.5.4.472","volume":"5","author":"D.R. Fulkerson","year":"1959","unstructured":"D.R. Fulkerson, \u201cIncreasing the capacity of a network: The parametric budget problem\u201d,Management Science 5 (1959) 472\u2013483.","journal-title":"Management Science"},{"key":"CR3","first-page":"1688","volume":"89","author":"L.L. Garver","year":"1972","unstructured":"L.L. Garver, \u201cTransmission network estimation using linear programming\u201d,Transactions of the Institute of Electrical and Electronic Engineers 89 (1972) 1688\u20131697.","journal-title":"Transactions of the Institute of Electrical and Electronic Engineers"},{"key":"CR4","doi-asserted-by":"crossref","first-page":"178","DOI":"10.1137\/1009031","volume":"9","author":"A. Geoffrion","year":"1966","unstructured":"A. Geoffrion, \u201cInteger programming by implicit enumeration and Balas' method\u201d,SIAM Review 9 (1966) 178\u2013189.","journal-title":"SIAM Review"},{"key":"CR5","volume-title":"Integer programming and network flows","author":"T.C. Hu","year":"1970","unstructured":"T.C. Hu,Integer programming and network flows (Addison-Wesley, Reading, Mass., 1970)."},{"key":"CR6","first-page":"113","volume":"89","author":"J.C. Kaltenbach","year":"1972","unstructured":"J.C. Kaltenbach, J. Peschon and E.H. Gehrig, \u201cA mathematical optimization technique for the expansion of electric power transmission systems\u201d,Transactions of the Institute of Electrical and Electronic Engineers 89 (1972) 113\u2013119.","journal-title":"Transactions of the Institute of Electrical and Electronic Engineers"},{"key":"CR7","first-page":"979","volume":"11","author":"J.D.C. Little","year":"1963","unstructured":"J.D.C. Little, K.G. Murty, D.W. Sweeney and C. Karel, \u201cAn algorithm for the travelling salesman problem\u201d,Operations Research 11 (1963) 979\u2013989.","journal-title":"Operations Research"},{"key":"CR8","unstructured":"R.D. Wollmer, \u201cSome methods for determining the most vital link in a railway network\u201d, The RAND Corporation Rept. RM-3321-ISA (1963)."},{"key":"CR9","unstructured":"R.D. Wollmer, \u201cAlgorithms for targeting strikes in a lines-of-communication (LOC) network\u201d, The RAND Corporation Rept. RM-5864-PR (1969)."}],"container-title":["Mathematical Programming"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/link.springer.com\/content\/pdf\/10.1007\/BF01580236.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/link.springer.com\/article\/10.1007\/BF01580236\/fulltext.html","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/link.springer.com\/content\/pdf\/10.1007\/BF01580236","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2019,5,3]],"date-time":"2019-05-03T15:12:05Z","timestamp":1556896325000},"score":1,"resource":{"primary":{"URL":"http:\/\/link.springer.com\/10.1007\/BF01580236"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1974,12]]},"references-count":9,"journal-issue":{"issue":"1","published-print":{"date-parts":[[1974,12]]}},"alternative-id":["BF01580236"],"URL":"https:\/\/doi.org\/10.1007\/bf01580236","relation":{},"ISSN":["0025-5610","1436-4646"],"issn-type":[{"value":"0025-5610","type":"print"},{"value":"1436-4646","type":"electronic"}],"subject":[],"published":{"date-parts":[[1974,12]]}}}