{"id":"https://openalex.org/W2044466644","doi":"https://doi.org/10.1007/s101070050054","title":"Degeneracy in the multi-source Weber problem","display_name":"Degeneracy in the multi-source Weber problem","publication_year":1999,"publication_date":"1999-05-01","ids":{"openalex":"https://openalex.org/W2044466644","doi":"https://doi.org/10.1007/s101070050054","mag":"2044466644"},"language":"en","primary_location":{"id":"doi:10.1007/s101070050054","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s101070050054","pdf_url":null,"source":{"id":"https://openalex.org/S193920097","display_name":"Mathematical Programming","issn_l":"0025-5610","issn":["0025-5610","1436-4646"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Mathematical Programming","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5047421537","display_name":"Jack Brimberg","orcid":null},"institutions":[{"id":"https://openalex.org/I22188714","display_name":"University of Prince Edward Island","ror":"https://ror.org/02xh9x144","country_code":"CA","type":"education","lineage":["https://openalex.org/I22188714"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"Jack Brimberg","raw_affiliation_strings":["School of Business Administration, University of Prince Edward Island, Charlottetown, Canada C1A 4P3, , , , , , CA","School of Business Administration, University of Prince Edward Island, Charlottetown, Canada C1A 4P3, CA"],"affiliations":[{"raw_affiliation_string":"School of Business Administration, University of Prince Edward Island, Charlottetown, Canada C1A 4P3, , , , , , CA","institution_ids":["https://openalex.org/I22188714"]},{"raw_affiliation_string":"School of Business Administration, University of Prince Edward Island, Charlottetown, Canada C1A 4P3, CA","institution_ids":["https://openalex.org/I22188714"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5029807274","display_name":"Nenad Mladenovi\u0107","orcid":"https://orcid.org/0000-0001-6655-0409"},"institutions":[{"id":"https://openalex.org/I29607241","display_name":"\u00c9cole Normale Sup\u00e9rieure - PSL","ror":"https://ror.org/05a0dhs15","country_code":"FR","type":"funder","lineage":["https://openalex.org/I2746051580","https://openalex.org/I29607241"]},{"id":"https://openalex.org/I108192572","display_name":"HEC Montr\u00e9al","ror":"https://ror.org/05ww3wq27","country_code":"CA","type":"education","lineage":["https://openalex.org/I108192572"]},{"id":"https://openalex.org/I4210133247","display_name":"Group for Research in Decision Analysis","ror":"https://ror.org/02pkvpx84","country_code":"CA","type":"facility","lineage":["https://openalex.org/I108192572","https://openalex.org/I159129438","https://openalex.org/I4210133247","https://openalex.org/I45683168","https://openalex.org/I49663120","https://openalex.org/I5023651"]}],"countries":["CA","FR"],"is_corresponding":false,"raw_author_name":"Nenad Mladenovic","raw_affiliation_strings":["GERAD and Ecole des Hautes Etudes Commerciales, Montreal, Canada H3T 1V6, , , , , , CA","GERAD and Ecole des Hautes Etudes Commerciales, Montreal, Canada H3T 1V6, , CA"],"affiliations":[{"raw_affiliation_string":"GERAD and Ecole des Hautes Etudes Commerciales, Montreal, Canada H3T 1V6, , , , , , CA","institution_ids":["https://openalex.org/I108192572","https://openalex.org/I4210133247"]},{"raw_affiliation_string":"GERAD and Ecole des Hautes Etudes Commerciales, Montreal, Canada H3T 1V6, , CA","institution_ids":["https://openalex.org/I29607241"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5047421537"],"corresponding_institution_ids":["https://openalex.org/I22188714"],"apc_list":{"value":2190,"currency":"EUR","value_usd":2890},"apc_paid":null,"fwci":1.0443,"has_fulltext":false,"cited_by_count":26,"citation_normalized_percentile":{"value":0.73005038,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"85","issue":"1","first_page":"213","last_page":"220"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11654","display_name":"Advanced Mathematical Physics Problems","score":0.9776999950408936,"subfield":{"id":"https://openalex.org/subfields/2610","display_name":"Mathematical Physics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11654","display_name":"Advanced Mathematical Physics Problems","score":0.9776999950408936,"subfield":{"id":"https://openalex.org/subfields/2610","display_name":"Mathematical Physics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.7347790598869324},{"id":"https://openalex.org/keywords/degeneracy","display_name":"Degeneracy (biology)","score":0.5873743891716003},{"id":"https://openalex.org/keywords/numerical-analysis","display_name":"Numerical analysis","score":0.563338041305542},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.3951200544834137},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3605939447879791},{"id":"https://openalex.org/keywords/calculus","display_name":"Calculus (dental)","score":0.3576391637325287},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.21761295199394226}],"concepts":[{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.7347790598869324},{"id":"https://openalex.org/C2777727622","wikidata":"https://www.wikidata.org/wiki/Q5251772","display_name":"Degeneracy (biology)","level":2,"score":0.5873743891716003},{"id":"https://openalex.org/C48753275","wikidata":"https://www.wikidata.org/wiki/Q11216","display_name":"Numerical analysis","level":2,"score":0.563338041305542},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.3951200544834137},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3605939447879791},{"id":"https://openalex.org/C2777686260","wikidata":"https://www.wikidata.org/wiki/Q144037","display_name":"Calculus (dental)","level":2,"score":0.3576391637325287},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.21761295199394226},{"id":"https://openalex.org/C199343813","wikidata":"https://www.wikidata.org/wiki/Q12128","display_name":"Dentistry","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C60644358","wikidata":"https://www.wikidata.org/wiki/Q128570","display_name":"Bioinformatics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/s101070050054","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s101070050054","pdf_url":null,"source":{"id":"https://openalex.org/S193920097","display_name":"Mathematical Programming","issn_l":"0025-5610","issn":["0025-5610","1436-4646"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Mathematical Programming","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/13","display_name":"Climate action","score":0.4099999964237213}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":6,"referenced_works":["https://openalex.org/W1981280806","https://openalex.org/W2026589647","https://openalex.org/W2067018671","https://openalex.org/W2073594330","https://openalex.org/W2607265566","https://openalex.org/W2611251269"],"related_works":["https://openalex.org/W2372940580","https://openalex.org/W2101113459","https://openalex.org/W2187706389","https://openalex.org/W1970824047","https://openalex.org/W4252688432","https://openalex.org/W1941883603","https://openalex.org/W1842556415","https://openalex.org/W2555734889","https://openalex.org/W1675409203","https://openalex.org/W4285308861"],"abstract_inverted_index":null,"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}