{"id":"https://openalex.org/A5115773181","orcid":"https://orcid.org/0009-0004-2201-6131","observed_orcids":["https://orcid.org/0009-0004-2201-6131"],"display_name":"Ivan Hroma","raw_author_names":["Ivan HROMA","Ivan Hroma"],"full_name":"Ivan Hroma","works_count":4,"cited_by_count":12,"summary_stats":{"2yr_mean_citedness":3.0,"h_index":2,"i10_index":1},"ids":{"openalex":"https://openalex.org/A5115773181","orcid":"https://orcid.org/0009-0004-2201-6131","observed_orcids":["https://orcid.org/0009-0004-2201-6131"]},"affiliations":[{"institution":{"id":"https://openalex.org/I25822123","ror":"https://ror.org/01w60n236","display_name":"Sumy State University","country_code":"UA","type":"education","lineage":["https://openalex.org/I25822123"]},"years":[2026]},{"institution":{"id":"https://openalex.org/I4210113844","ror":"https://ror.org/01dgmv528","display_name":"Institute of History of Ukraine","country_code":"UA","type":"facility","lineage":["https://openalex.org/I149851306","https://openalex.org/I4210113844"]},"years":[2026,2024]},{"institution":{"id":"https://openalex.org/I4405261523","ror":"https://ror.org/05ede7y70","display_name":"State Emergency Service of Ukraine","country_code":"UA","type":"government","lineage":["https://openalex.org/I4405261523"]},"years":[2026,2024]},{"institution":{"id":"https://openalex.org/I4405262162","ror":"https://ror.org/01r72g809","display_name":"National Bank of Ukraine","country_code":"UA","type":"government","lineage":["https://openalex.org/I4405262162"]},"years":[2026,2024]}],"last_known_institutions":[{"id":"https://openalex.org/I25822123","ror":"https://ror.org/01w60n236","display_name":"Sumy State University","country_code":"UA","type":"education","lineage":["https://openalex.org/I25822123"]},{"id":"https://openalex.org/I4210113844","ror":"https://ror.org/01dgmv528","display_name":"Institute of History of Ukraine","country_code":"UA","type":"facility","lineage":["https://openalex.org/I149851306","https://openalex.org/I4210113844"]},{"id":"https://openalex.org/I4405261523","ror":"https://ror.org/05ede7y70","display_name":"State Emergency Service of Ukraine","country_code":"UA","type":"government","lineage":["https://openalex.org/I4405261523"]},{"id":"https://openalex.org/I4405262162","ror":"https://ror.org/01r72g809","display_name":"National Bank of Ukraine","country_code":"UA","type":"government","lineage":["https://openalex.org/I4405262162"]}],"topics":[{"id":"https://openalex.org/T11066","display_name":"Organic Food and Agriculture","count":4,"subfield":{"id":"https://openalex.org/subfields/1110","display_name":"Plant 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/T11259","display_name":"Agriculture Sustainability and Environmental Impact","count":2,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11805","display_name":"Agricultural economics and policies","count":2,"subfield":{"id":"https://openalex.org/subfields/2002","display_name":"Economics and Econometrics"},"field":{"id":"https://openalex.org/fields/20","display_name":"Economics, Econometrics and Finance"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12033","display_name":"Agricultural Economics and Policy","count":2,"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/T11898","display_name":"Economics of Agriculture and Food Markets","count":1,"subfield":{"id":"https://openalex.org/subfields/2002","display_name":"Economics and Econometrics"},"field":{"id":"https://openalex.org/fields/20","display_name":"Economics, Econometrics and Finance"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"topic_share":[{"id":"https://openalex.org/T11066","display_name":"Organic Food and Agriculture","value":3.01e-05,"subfield":{"id":"https://openalex.org/subfields/1110","display_name":"Plant 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/T11259","display_name":"Agriculture Sustainability and Environmental Impact","value":2.16e-05,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12033","display_name":"Agricultural Economics and Policy","value":1.07e-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/T13838","display_name":"Plant and soil sciences","value":1.03e-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/T11898","display_name":"Economics of Agriculture and Food Markets","value":2.9e-06,"subfield":{"id":"https://openalex.org/subfields/2002","display_name":"Economics and Econometrics"},"field":{"id":"https://openalex.org/fields/20","display_name":"Economics, Econometrics and Finance"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"x_concepts":[{"id":"118817206","wikidata":"https://www.wikidata.org/wiki/Q165647","display_name":"Organic farming","score":0.6324999928474426},{"id":"118518473","wikidata":"https://www.wikidata.org/wiki/Q11451","display_name":"Agriculture","score":0.628000020980835},{"id":"162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","score":0.5806000232696533},{"id":"144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","score":0.5534999966621399},{"id":"100001284","wikidata":"https://www.wikidata.org/wiki/Q2248246","display_name":"Public economics","score":0.39489999413490295}],"counts_by_year":[{"year":2024,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2026,"works_count":3,"oa_works_count":3,"cited_by_count":8}],"display_name_alternatives":["Ivan HROMA","Ivan Hroma"],"block_key":"i hroma","works_api_url":"https://api.openalex.org/works?filter=author.id:A5115773181","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5115773181","updated_date":"2026-11-10T14:30:39","created_date":"2025-01-05T00:00:00"}