{"id":"https://openalex.org/W4249101004","doi":"https://doi.org/10.1007/0-387-23483-7_183","title":"GROUP SIGNATURES","display_name":"GROUP SIGNATURES","publication_year":2006,"publication_date":"2006-09-09","ids":{"openalex":"https://openalex.org/W4249101004","doi":"https://doi.org/10.1007/0-387-23483-7_183"},"language":"en","primary_location":{"id":"doi:10.1007/0-387-23483-7_183","is_oa":false,"landing_page_url":"https://doi.org/10.1007/0-387-23483-7_183","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Encyclopedia of Cryptography and Security","raw_type":"book-chapter"},"type":"book-chapter","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/A5083718393","display_name":"Gerrit Bleumer","orcid":null},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Gerrit Bleumer","raw_affiliation_strings":[],"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5083718393"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.59572785,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"250","last_page":"252"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T14101","display_name":"Financial Crisis of the 21st Century","score":0.007199999876320362,"subfield":{"id":"https://openalex.org/subfields/2003","display_name":"Finance"},"field":{"id":"https://openalex.org/fields/20","display_name":"Economics, Econometrics and Finance"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T14101","display_name":"Financial Crisis of the 21st Century","score":0.007199999876320362,"subfield":{"id":"https://openalex.org/subfields/2003","display_name":"Finance"},"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/T13800","display_name":"Earthquake and Disaster Impact Studies","score":0.0071000000461936,"subfield":{"id":"https://openalex.org/subfields/3313","display_name":"Transportation"},"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/T13370","display_name":"Diverse Scientific and Economic Studies","score":0.006500000134110451,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/group","display_name":"Group (periodic table)","score":0.5463460683822632},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.33299487829208374},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.15036916732788086}],"concepts":[{"id":"https://openalex.org/C2781311116","wikidata":"https://www.wikidata.org/wiki/Q83306","display_name":"Group (periodic table)","level":2,"score":0.5463460683822632},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.33299487829208374},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.15036916732788086},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/0-387-23483-7_183","is_oa":false,"landing_page_url":"https://doi.org/10.1007/0-387-23483-7_183","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Encyclopedia of Cryptography and Security","raw_type":"book-chapter"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2184221808","https://openalex.org/W2740147593","https://openalex.org/W2547800031","https://openalex.org/W3200324093","https://openalex.org/W2352386950","https://openalex.org/W4230573045","https://openalex.org/W2352120478","https://openalex.org/W1567111689"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-03-03T08:47:05.690250","created_date":"2022-05-12T00:00:00"}