{"id":"https://openalex.org/A5082889188","orcid":"https://orcid.org/0000-0002-4358-5892","observed_orcids":["https://orcid.org/0000-0002-4358-5892"],"display_name":"Umbu Joka","raw_author_names":["Joka, U. (Umbu)","Joka, Umbu","UMBU JOKA","Umbu Joka"],"full_name":"UMBU JOKA","works_count":68,"cited_by_count":170,"summary_stats":{"2yr_mean_citedness":0.375,"h_index":6,"i10_index":1},"ids":{"openalex":"https://openalex.org/A5082889188","orcid":"https://orcid.org/0000-0002-4358-5892","observed_orcids":["https://orcid.org/0000-0002-4358-5892"]},"affiliations":[{"institution":{"id":"https://openalex.org/I177877127","ror":"https://ror.org/047272k79","display_name":"The University of Western Australia","country_code":"AU","type":"education","lineage":["https://openalex.org/I177877127"]},"years":[2026]},{"institution":{"id":"https://openalex.org/I4210096864","ror":"https://ror.org/00sr5kc20","display_name":"University of Timor","country_code":"ID","type":"education","lineage":["https://openalex.org/I4210096864"]},"years":[2026,2025,2024,2023,2022,2021,2020,2019]},{"institution":{"id":"https://openalex.org/I4210105059","ror":"https://ror.org/01j1wt659","display_name":"Universitas Muhammadiyah Malang","country_code":"ID","type":"education","lineage":["https://openalex.org/I4210105059"]},"years":[2022]}],"last_known_institutions":[{"id":"https://openalex.org/I177877127","ror":"https://ror.org/047272k79","display_name":"The University of Western Australia","country_code":"AU","type":"education","lineage":["https://openalex.org/I177877127"]},{"id":"https://openalex.org/I4210096864","ror":"https://ror.org/00sr5kc20","display_name":"University of Timor","country_code":"ID","type":"education","lineage":["https://openalex.org/I4210096864"]}],"topics":[{"id":"https://openalex.org/T13010","display_name":"Agriculture and Agroindustry Studies","count":38,"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/T13478","display_name":"Agricultural Development and Management","count":29,"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/T11805","display_name":"Agricultural economics and policies","count":24,"subfield":{"id":"https://openalex.org/subfields/3311","display_name":"Safety Research"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10367","display_name":"Agricultural Innovations and Practices","count":12,"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/T13508","display_name":"Agricultural Economics and Practices","count":11,"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"}}],"topic_share":[{"id":"https://openalex.org/T14119","display_name":"Agricultural and Environmental Management","value":0.0009128,"subfield":{"id":"https://openalex.org/subfields/3317","display_name":"Demography"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T13010","display_name":"Agriculture and Agroindustry Studies","value":9.46e-05,"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/T13478","display_name":"Agricultural Development and Management","value":9.23e-05,"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/T13899","display_name":"Agricultural Systems and Practices","value":7.35e-05,"subfield":{"id":"https://openalex.org/subfields/1105","display_name":"Ecology, Evolution, Behavior and Systematics"},"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/T13508","display_name":"Agricultural Economics and Practices","value":6.49e-05,"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"}}],"x_concepts":[{"id":"33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","score":0.6809403896331787},{"id":"37621935","wikidata":"https://www.wikidata.org/wiki/Q3606845","display_name":"Agricultural science","score":0.639990508556366},{"id":"144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","score":0.6202921271324158},{"id":"205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","score":0.5397546887397766},{"id":"86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","score":0.37560850381851196}],"counts_by_year":[{"year":2017,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2019,"works_count":4,"oa_works_count":4,"cited_by_count":1},{"year":2020,"works_count":6,"oa_works_count":6,"cited_by_count":8},{"year":2021,"works_count":11,"oa_works_count":10,"cited_by_count":15},{"year":2022,"works_count":22,"oa_works_count":22,"cited_by_count":22},{"year":2023,"works_count":8,"oa_works_count":8,"cited_by_count":41},{"year":2024,"works_count":9,"oa_works_count":9,"cited_by_count":22},{"year":2025,"works_count":2,"oa_works_count":2,"cited_by_count":36},{"year":2026,"works_count":5,"oa_works_count":5,"cited_by_count":25}],"display_name_alternatives":["Joka, U. (Umbu)","Joka, Umbu","UMBU JOKA","Umbu Joka"],"block_key":"u joka","works_api_url":"https://api.openalex.org/works?filter=author.id:A5082889188","updated_date":"2026-11-04T11:47:51","created_date":"2017-11-10T00:00:00"}
