{"id":"https://openalex.org/A5077906649","orcid":"https://orcid.org/0000-0002-5961-0263","observed_orcids":["https://orcid.org/0000-0002-5961-0263"],"display_name":"Aluysius Sutjijana","raw_author_names":["Al Sutjijana","Aluysius Sutjijana"],"full_name":"Aluysius Sutjijana","works_count":7,"cited_by_count":6,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":1,"i10_index":0},"ids":{"openalex":"https://openalex.org/A5077906649","orcid":"https://orcid.org/0000-0002-5961-0263","observed_orcids":["https://orcid.org/0000-0002-5961-0263"]},"affiliations":[{"institution":{"id":"https://openalex.org/I165230279","ror":"https://ror.org/03ke6d638","display_name":"Universitas Gadjah Mada","country_code":"ID","type":"education","lineage":["https://openalex.org/I165230279"]},"years":[2025,2023,2022,2021]}],"last_known_institutions":[{"id":"https://openalex.org/I165230279","ror":"https://ror.org/03ke6d638","display_name":"Universitas Gadjah Mada","country_code":"ID","type":"education","lineage":["https://openalex.org/I165230279"]}],"topics":[{"id":"https://openalex.org/T10374","display_name":"Advanced Graph Theory Research","count":4,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11476","display_name":"Graph theory and applications","count":4,"subfield":{"id":"https://openalex.org/subfields/2607","display_name":"Discrete Mathematics and Combinatorics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12541","display_name":"Graph Labeling and Dimension Problems","count":3,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10849","display_name":"Finite Group Theory Research","count":2,"subfield":{"id":"https://openalex.org/subfields/2607","display_name":"Discrete Mathematics and Combinatorics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12292","display_name":"Graph Theory and Algorithms","count":2,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T12541","display_name":"Graph Labeling and Dimension Problems","value":4.89e-05,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T14500","display_name":"Smarandache Functions and Recreational Number Theory","value":3.64e-05,"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"}},{"id":"https://openalex.org/T11476","display_name":"Graph theory and applications","value":3.28e-05,"subfield":{"id":"https://openalex.org/subfields/2607","display_name":"Discrete Mathematics and Combinatorics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12292","display_name":"Graph Theory and Algorithms","value":1.73e-05,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10374","display_name":"Advanced Graph Theory Research","value":1.7e-05,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"x_concepts":[{"id":"114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","score":0.8399406671524048},{"id":"33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","score":0.7877794504165649},{"id":"80899671","wikidata":"https://www.wikidata.org/wiki/Q1304193","display_name":"Vertex (graph theory)","score":0.7001489400863647},{"id":"132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","score":0.5685774683952332},{"id":"118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","score":0.4643445611000061}],"counts_by_year":[{"year":2012,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2021,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2022,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":2023,"works_count":2,"oa_works_count":2,"cited_by_count":4},{"year":2025,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":2}],"display_name_alternatives":["Al Sutjijana","Aluysius Sutjijana"],"block_key":"a sutjijana","works_api_url":"https://api.openalex.org/works?filter=author.id:A5077906649","awards_count":0,"updated_date":"2026-11-04T11:47:51","created_date":"2021-10-25T00:00:00"}