{"id":"https://openalex.org/W2074135927","doi":"https://doi.org/10.1007/s10479-011-0902-7","title":"A portfolio theory approach to crop planning under environmental constraints","display_name":"A portfolio theory approach to crop planning under environmental constraints","publication_year":2011,"publication_date":"2011-05-16","ids":{"openalex":"https://openalex.org/W2074135927","doi":"https://doi.org/10.1007/s10479-011-0902-7","mag":"2074135927"},"language":"en","primary_location":{"id":"doi:10.1007/s10479-011-0902-7","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s10479-011-0902-7","pdf_url":null,"source":{"id":"https://openalex.org/S57667410","display_name":"Annals of Operations Research","issn_l":"0254-5330","issn":["0254-5330","1572-9338"],"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":"Annals of Operations 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/A5102774321","display_name":"Marius R\u0103dulescu","orcid":"https://orcid.org/0000-0003-4410-6133"},"institutions":[{"id":"https://openalex.org/I58077936","display_name":"Romanian Academy","ror":"https://ror.org/0561n6946","country_code":"RO","type":"archive","lineage":["https://openalex.org/I58077936"]}],"countries":["RO"],"is_corresponding":true,"raw_author_name":"Marius R\u0103dulescu","raw_affiliation_strings":["Institute of Mathematical Statistics and Applied Mathematics, Casa Academiei Romane, Calea 13, Septembrie nr. 13, 050711, Bucharest 5, Romania","Casa Academiei Romane"],"affiliations":[{"raw_affiliation_string":"Institute of Mathematical Statistics and Applied Mathematics, Casa Academiei Romane, Calea 13, Septembrie nr. 13, 050711, Bucharest 5, Romania","institution_ids":["https://openalex.org/I58077936"]},{"raw_affiliation_string":"Casa Academiei Romane","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062998158","display_name":"Constan\u021ba Zoie R\u0103dulescu","orcid":"https://orcid.org/0000-0003-2849-5028"},"institutions":[{"id":"https://openalex.org/I4210114681","display_name":"National Institute for Research & Development in Informatics","ror":"https://ror.org/028rq5v79","country_code":"RO","type":"facility","lineage":["https://openalex.org/I4210114681"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Constanta Zoie R\u0103dulescu","raw_affiliation_strings":["National Institute for Research and Development in Informatics, 8-10 Averescu Avenue, 011455, Bucharest 1, Romania","National Institute for Research and Development in Informatics"],"affiliations":[{"raw_affiliation_string":"National Institute for Research and Development in Informatics, 8-10 Averescu Avenue, 011455, Bucharest 1, Romania","institution_ids":["https://openalex.org/I4210114681"]},{"raw_affiliation_string":"National Institute for Research and Development in Informatics","institution_ids":["https://openalex.org/I4210114681"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5039171954","display_name":"Gheorghi\u021b\u0103 Zb\u0103ganu","orcid":null},"institutions":[{"id":"https://openalex.org/I141595442","display_name":"University of Bucharest","ror":"https://ror.org/02x2v6p15","country_code":"RO","type":"education","lineage":["https://openalex.org/I141595442"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Gheorghi\u0163\u0103 Zb\u0103ganu","raw_affiliation_strings":["Faculty of Mathematics and Computer Science, University of Bucharest, Academiei 14, 010014, Bucharest, Romania","University of Bucharest*"],"affiliations":[{"raw_affiliation_string":"Faculty of Mathematics and Computer Science, University of Bucharest, Academiei 14, 010014, Bucharest, Romania","institution_ids":["https://openalex.org/I141595442"]},{"raw_affiliation_string":"University of Bucharest*","institution_ids":["https://openalex.org/I141595442"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5102774321"],"corresponding_institution_ids":["https://openalex.org/I58077936"],"apc_list":{"value":2390,"currency":"EUR","value_usd":2990},"apc_paid":null,"fwci":2.0165,"has_fulltext":false,"cited_by_count":43,"citation_normalized_percentile":{"value":0.86989093,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"219","issue":"1","first_page":"243","last_page":"264"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11886","display_name":"Agricultural risk and resilience","score":0.9937000274658203,"subfield":{"id":"https://openalex.org/subfields/1111","display_name":"Soil Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T11886","display_name":"Agricultural risk and resilience","score":0.9937000274658203,"subfield":{"id":"https://openalex.org/subfields/1111","display_name":"Soil Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T12033","display_name":"Agricultural Economics and Policy","score":0.982699990272522,"subfield":{"id":"https://openalex.org/subfields/1100","display_name":"General Agricultural and Biological Sciences"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10367","display_name":"Agricultural Innovations and Practices","score":0.9560999870300293,"subfield":{"id":"https://openalex.org/subfields/1100","display_name":"General Agricultural and Biological Sciences"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/theory-of-computation","display_name":"Theory of computation","score":0.6055885553359985},{"id":"https://openalex.org/keywords/portfolio","display_name":"Portfolio","score":0.5876535773277283},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.5304170250892639},{"id":"https://openalex.org/keywords/modern-portfolio-theory","display_name":"Modern portfolio theory","score":0.46099403500556946},{"id":"https://openalex.org/keywords/portfolio-optimization","display_name":"Portfolio optimization","score":0.4599325954914093},{"id":"https://openalex.org/keywords/risk-management","display_name":"Risk management","score":0.41772329807281494},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3903394341468811},{"id":"https://openalex.org/keywords/economics","display_name":"Economics","score":0.2624357342720032},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2618117332458496}],"concepts":[{"id":"https://openalex.org/C24858836","wikidata":"https://www.wikidata.org/wiki/Q844718","display_name":"Theory of computation","level":2,"score":0.6055885553359985},{"id":"https://openalex.org/C2780821815","wikidata":"https://www.wikidata.org/wiki/Q5340806","display_name":"Portfolio","level":2,"score":0.5876535773277283},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.5304170250892639},{"id":"https://openalex.org/C9725762","wikidata":"https://www.wikidata.org/wiki/Q1072885","display_name":"Modern portfolio theory","level":3,"score":0.46099403500556946},{"id":"https://openalex.org/C202655437","wikidata":"https://www.wikidata.org/wiki/Q7231728","display_name":"Portfolio optimization","level":3,"score":0.4599325954914093},{"id":"https://openalex.org/C32896092","wikidata":"https://www.wikidata.org/wiki/Q189447","display_name":"Risk management","level":2,"score":0.41772329807281494},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3903394341468811},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.2624357342720032},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2618117332458496},{"id":"https://openalex.org/C187736073","wikidata":"https://www.wikidata.org/wiki/Q2920921","display_name":"Management","level":1,"score":0.0},{"id":"https://openalex.org/C106159729","wikidata":"https://www.wikidata.org/wiki/Q2294553","display_name":"Financial economics","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1007/s10479-011-0902-7","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s10479-011-0902-7","pdf_url":null,"source":{"id":"https://openalex.org/S57667410","display_name":"Annals of Operations Research","issn_l":"0254-5330","issn":["0254-5330","1572-9338"],"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":"Annals of Operations Research","raw_type":"journal-article"},{"id":"pmh:oai:RePEc:spr:annopr:v:219:y:2014:i:1:p:243-264:10.1007/s10479-011-0902-7","is_oa":false,"landing_page_url":"http://hdl.handle.net/10.1007/s10479-011-0902-7","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":[{"id":"https://metadata.un.org/sdg/2","display_name":"Zero hunger","score":0.5699999928474426}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":61,"referenced_works":["https://openalex.org/W11452181","https://openalex.org/W46457792","https://openalex.org/W101229651","https://openalex.org/W575038169","https://openalex.org/W599662166","https://openalex.org/W1556597821","https://openalex.org/W1593483940","https://openalex.org/W1973386792","https://openalex.org/W1978096913","https://openalex.org/W1983304845","https://openalex.org/W1984689920","https://openalex.org/W1985415381","https://openalex.org/W1989551752","https://openalex.org/W1990269032","https://openalex.org/W1993141888","https://openalex.org/W2002846571","https://openalex.org/W2010509887","https://openalex.org/W2020340540","https://openalex.org/W2041085293","https://openalex.org/W2042769931","https://openalex.org/W2048812261","https://openalex.org/W2064561081","https://openalex.org/W2067993677","https://openalex.org/W2072634289","https://openalex.org/W2078963809","https://openalex.org/W2090392466","https://openalex.org/W2092425675","https://openalex.org/W2092743196","https://openalex.org/W2092964319","https://openalex.org/W2093989288","https://openalex.org/W2099219408","https://openalex.org/W2106518075","https://openalex.org/W2111319255","https://openalex.org/W2114880136","https://openalex.org/W2117502148","https://openalex.org/W2119141224","https://openalex.org/W2122695981","https://openalex.org/W2125011426","https://openalex.org/W2135204852","https://openalex.org/W2137854888","https://openalex.org/W2146726323","https://openalex.org/W2150461118","https://openalex.org/W2160895977","https://openalex.org/W2165294862","https://openalex.org/W2167328405","https://openalex.org/W2245527340","https://openalex.org/W2259916001","https://openalex.org/W2287796159","https://openalex.org/W2324357856","https://openalex.org/W2332155336","https://openalex.org/W2469411644","https://openalex.org/W2620058301","https://openalex.org/W2959142880","https://openalex.org/W3124061011","https://openalex.org/W3124303852","https://openalex.org/W3206653560","https://openalex.org/W4298049949","https://openalex.org/W6618350007","https://openalex.org/W6681888474","https://openalex.org/W6807091881","https://openalex.org/W7076956843"],"related_works":["https://openalex.org/W1986311305","https://openalex.org/W4360613713","https://openalex.org/W3123572919","https://openalex.org/W4327779378","https://openalex.org/W2221832056","https://openalex.org/W3144753570","https://openalex.org/W4206877017","https://openalex.org/W2316055288","https://openalex.org/W2367990330","https://openalex.org/W4225528185"],"abstract_inverted_index":null,"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":4},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
