{"id":"https://openalex.org/W2933266676","doi":"https://doi.org/10.1080/00207543.2019.1579934","title":"Job shop scheduling with the option of jobs outsourcing","display_name":"Job shop scheduling with the option of jobs outsourcing","publication_year":2019,"publication_date":"2019-04-01","ids":{"openalex":"https://openalex.org/W2933266676","doi":"https://doi.org/10.1080/00207543.2019.1579934","mag":"2933266676"},"language":"en","primary_location":{"id":"doi:10.1080/00207543.2019.1579934","is_oa":false,"landing_page_url":"https://doi.org/10.1080/00207543.2019.1579934","pdf_url":null,"source":{"id":"https://openalex.org/S65690446","display_name":"International Journal of Production Research","issn_l":"0020-7543","issn":["0020-7543","1366-588X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547"],"host_organization_lineage_names":["Taylor & Francis"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Production Research","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/A5025054888","display_name":"Hamid Safarzadeh","orcid":null},"institutions":[{"id":"https://openalex.org/I133529467","display_name":"Sharif University of Technology","ror":"https://ror.org/024c2fq17","country_code":"IR","type":"education","lineage":["https://openalex.org/I133529467"]}],"countries":["IR"],"is_corresponding":false,"raw_author_name":"Hamid Safarzadeh","raw_affiliation_strings":["Department of Industrial Engineering, Sharif University of Technology, Tehran, Iran"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Industrial Engineering, Sharif University of Technology, Tehran, Iran","institution_ids":["https://openalex.org/I133529467"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5111756997","display_name":"Farhad Kianfar","orcid":null},"institutions":[{"id":"https://openalex.org/I133529467","display_name":"Sharif University of Technology","ror":"https://ror.org/024c2fq17","country_code":"IR","type":"education","lineage":["https://openalex.org/I133529467"]}],"countries":["IR"],"is_corresponding":true,"raw_author_name":"Farhad Kianfar","raw_affiliation_strings":["Department of Industrial Engineering, Sharif University of Technology, Tehran, Iran"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Industrial Engineering, Sharif University of Technology, Tehran, Iran","institution_ids":["https://openalex.org/I133529467"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5111756997"],"corresponding_institution_ids":["https://openalex.org/I133529467"],"apc_list":null,"apc_paid":null,"fwci":1.7061,"has_fulltext":false,"cited_by_count":19,"citation_normalized_percentile":{"value":0.86663296,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"57","issue":"10","first_page":"3255","last_page":"3272"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10551","display_name":"Scheduling and Optimization Algorithms","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2209","display_name":"Industrial and Manufacturing Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10551","display_name":"Scheduling and Optimization Algorithms","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2209","display_name":"Industrial and Manufacturing Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12782","display_name":"Assembly Line Balancing Optimization","score":0.9957000017166138,"subfield":{"id":"https://openalex.org/subfields/2209","display_name":"Industrial and Manufacturing Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12401","display_name":"Scheduling and Timetabling Solutions","score":0.9937000274658203,"subfield":{"id":"https://openalex.org/subfields/1803","display_name":"Management Science and Operations Research"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.7439944744110107},{"id":"https://openalex.org/keywords/outsourcing","display_name":"Outsourcing","score":0.7060356736183167},{"id":"https://openalex.org/keywords/job-shop-scheduling","display_name":"Job shop scheduling","score":0.701392412185669},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5717194080352783},{"id":"https://openalex.org/keywords/constraint-programming","display_name":"Constraint programming","score":0.5066016912460327},{"id":"https://openalex.org/keywords/scheduling","display_name":"Scheduling (production processes)","score":0.5034586787223816},{"id":"https://openalex.org/keywords/job-shop","display_name":"Job shop","score":0.45513877272605896},{"id":"https://openalex.org/keywords/constraint","display_name":"Constraint (computer-aided design)","score":0.45067691802978516},{"id":"https://openalex.org/keywords/relaxation","display_name":"Relaxation (psychology)","score":0.44512176513671875},{"id":"https://openalex.org/keywords/scope","display_name":"Scope (computer science)","score":0.4248563051223755},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2878391742706299},{"id":"https://openalex.org/keywords/flow-shop-scheduling","display_name":"Flow shop scheduling","score":0.28077274560928345},{"id":"https://openalex.org/keywords/stochastic-programming","display_name":"Stochastic programming","score":0.1643853783607483},{"id":"https://openalex.org/keywords/schedule","display_name":"Schedule","score":0.1042523980140686}],"concepts":[{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.7439944744110107},{"id":"https://openalex.org/C46934059","wikidata":"https://www.wikidata.org/wiki/Q61515","display_name":"Outsourcing","level":2,"score":0.7060356736183167},{"id":"https://openalex.org/C55416958","wikidata":"https://www.wikidata.org/wiki/Q6206757","display_name":"Job shop scheduling","level":3,"score":0.701392412185669},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5717194080352783},{"id":"https://openalex.org/C173404611","wikidata":"https://www.wikidata.org/wiki/Q528588","display_name":"Constraint programming","level":3,"score":0.5066016912460327},{"id":"https://openalex.org/C206729178","wikidata":"https://www.wikidata.org/wiki/Q2271896","display_name":"Scheduling (production processes)","level":2,"score":0.5034586787223816},{"id":"https://openalex.org/C2777243215","wikidata":"https://www.wikidata.org/wiki/Q1493226","display_name":"Job shop","level":5,"score":0.45513877272605896},{"id":"https://openalex.org/C2776036281","wikidata":"https://www.wikidata.org/wiki/Q48769818","display_name":"Constraint (computer-aided design)","level":2,"score":0.45067691802978516},{"id":"https://openalex.org/C2776029896","wikidata":"https://www.wikidata.org/wiki/Q3935810","display_name":"Relaxation (psychology)","level":2,"score":0.44512176513671875},{"id":"https://openalex.org/C2778012447","wikidata":"https://www.wikidata.org/wiki/Q1034415","display_name":"Scope (computer science)","level":2,"score":0.4248563051223755},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2878391742706299},{"id":"https://openalex.org/C158336966","wikidata":"https://www.wikidata.org/wiki/Q3074426","display_name":"Flow shop scheduling","level":4,"score":0.28077274560928345},{"id":"https://openalex.org/C137631369","wikidata":"https://www.wikidata.org/wiki/Q7617831","display_name":"Stochastic programming","level":2,"score":0.1643853783607483},{"id":"https://openalex.org/C68387754","wikidata":"https://www.wikidata.org/wiki/Q7271585","display_name":"Schedule","level":2,"score":0.1042523980140686},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C77805123","wikidata":"https://www.wikidata.org/wiki/Q161272","display_name":"Social psychology","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1080/00207543.2019.1579934","is_oa":false,"landing_page_url":"https://doi.org/10.1080/00207543.2019.1579934","pdf_url":null,"source":{"id":"https://openalex.org/S65690446","display_name":"International Journal of Production Research","issn_l":"0020-7543","issn":["0020-7543","1366-588X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547"],"host_organization_lineage_names":["Taylor & Francis"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Production Research","raw_type":"journal-article"},{"id":"pmh:oai:RePEc:taf:tprsxx:v:57:y:2019:i:10:p:3255-3272","is_oa":false,"landing_page_url":"http://hdl.handle.net/10.1080/00207543.2019.1579934","pdf_url":null,"source":{"id":"https://openalex.org/S4306401271","display_name":"RePEc: Research Papers in Economics","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I77793887","host_organization_name":"Federal Reserve Bank of St. Louis","host_organization_lineage":["https://openalex.org/I77793887"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5299999713897705,"display_name":"Decent work and economic growth","id":"https://metadata.un.org/sdg/8"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":40,"referenced_works":["https://openalex.org/W1490499382","https://openalex.org/W1583056777","https://openalex.org/W1733489975","https://openalex.org/W1971375006","https://openalex.org/W1971949801","https://openalex.org/W1977874712","https://openalex.org/W1982863414","https://openalex.org/W1986465597","https://openalex.org/W1987650252","https://openalex.org/W1992177170","https://openalex.org/W2014413887","https://openalex.org/W2021556382","https://openalex.org/W2024430149","https://openalex.org/W2025876912","https://openalex.org/W2030592748","https://openalex.org/W2035292227","https://openalex.org/W2038231373","https://openalex.org/W2040789431","https://openalex.org/W2041363344","https://openalex.org/W2045755915","https://openalex.org/W2057787942","https://openalex.org/W2061950072","https://openalex.org/W2064223971","https://openalex.org/W2076422645","https://openalex.org/W2077233523","https://openalex.org/W2120142199","https://openalex.org/W2123579034","https://openalex.org/W2130272456","https://openalex.org/W2147036787","https://openalex.org/W2153236244","https://openalex.org/W2156391157","https://openalex.org/W2184839389","https://openalex.org/W2361908684","https://openalex.org/W2486678203","https://openalex.org/W2518264398","https://openalex.org/W2746461828","https://openalex.org/W4238015413","https://openalex.org/W4240841252","https://openalex.org/W4242995941","https://openalex.org/W4255654664"],"related_works":["https://openalex.org/W2176720246","https://openalex.org/W997954202","https://openalex.org/W2468162719","https://openalex.org/W4236295709","https://openalex.org/W2530969325","https://openalex.org/W2520902986","https://openalex.org/W2365622026","https://openalex.org/W2375419842","https://openalex.org/W2933266676","https://openalex.org/W1991210775"],"abstract_inverted_index":{"Incorporating":[0],"outsourcing":[1,53],"in":[2,18,125,149,179],"scheduling":[3,30],"is":[4,13,32,43,99,117,136,140],"addressed":[5],"by":[6,102,164],"several":[7],"researchers":[8],"recently.":[9],"However,":[10],"this":[11,24,60],"scope":[12],"not":[14,100],"investigated":[15],"thoroughly,":[16],"particularly":[17],"the":[19,35,56,97,103,111,114,120,122,126,130,133,166],"job":[20,28],"shop":[21,29],"environment.":[22],"In":[23],"paper,":[25],"a":[26,46],"new":[27],"problem":[31,41,61,80],"studied":[33],"with":[34],"option":[36],"of":[37,49,58,66,113,132],"jobs":[38],"outsourcing.":[39],"The":[40],"objective":[42,127],"to":[44,85],"minimise":[45],"weighted":[47],"sum":[48],"makespan":[50],"and":[51,73,158],"total":[52],"cost.":[54],"With":[55],"aim":[57],"solving":[59,165],"optimally,":[62],"two":[63,79],"solution":[64,105,115,134,151],"approaches":[65,82,116,135],"combinatorial":[67],"optimisation":[68],"problems,":[69,168],"i.e.":[70],"mathematical":[71,146],"programming":[72,75,144,147],"constraint":[74,143],"are":[76,83],"examined.":[77],"Furthermore,":[78],"relaxation":[81],"developed":[84],"obtain":[86,171],"strong":[87],"lower":[88,173],"bounds":[89,174],"for":[90,95,175],"some":[91,180],"large":[92,181],"scale":[93,182],"problems":[94,161],"which":[96],"optimality":[98],"proven":[101],"applied":[104],"techniques.":[106],"Using":[107],"extensive":[108],"numerical":[109],"experiments,":[110],"performance":[112,131],"evaluated.":[118],"Moreover,":[119,163],"effect":[121],"objectives's":[123],"weights":[124],"function":[128],"on":[129],"also":[137],"investigated.":[138],"It":[139],"concluded":[141],"that":[142],"outperforms":[145],"significantly":[148],"proving":[150],"optimality,":[152],"as":[153],"it":[154],"can":[155,170],"solve":[156],"small":[157],"medium":[159],"size":[160],"optimally.":[162],"relaxed":[167],"one":[169],"good":[172],"optimal":[176],"solutions":[177],"even":[178],"problems.":[183]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":6},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}