{"id":"https://openalex.org/W2112710045","doi":"https://doi.org/10.1007/978-3-540-85033-5_8","title":"ERDRM: A Digital Rights Management System Model for Educational Resources","display_name":"ERDRM: A Digital Rights Management System Model for Educational Resources","publication_year":2008,"publication_date":"2008-08-18","ids":{"openalex":"https://openalex.org/W2112710045","doi":"https://doi.org/10.1007/978-3-540-85033-5_8","mag":"2112710045"},"language":"en","primary_location":{"id":"doi:10.1007/978-3-540-85033-5_8","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-540-85033-5_8","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"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":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},"type":"conference-paper","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/A5100645209","display_name":"Shujuan Wang","orcid":"https://orcid.org/0000-0002-8312-9779"},"institutions":[{"id":"https://openalex.org/I40963666","display_name":"Central China Normal University","ror":"https://ror.org/03x1jna21","country_code":"CN","type":"education","lineage":["https://openalex.org/I40963666"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shujuan Wang","raw_affiliation_strings":["Department of Information Technology, Huazhong Normal University, Wuhan, P.R. China","Engineering Research Center of Education Information Technology, Huazhong Normal University, Wuhan, P.R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Information Technology, Huazhong Normal University, Wuhan, P.R. China","institution_ids":["https://openalex.org/I40963666"]},{"raw_affiliation_string":"Engineering Research Center of Education Information Technology, Huazhong Normal University, Wuhan, P.R. China","institution_ids":["https://openalex.org/I40963666"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5065873120","display_name":"Qingtang Liu","orcid":"https://orcid.org/0000-0001-9410-9856"},"institutions":[{"id":"https://openalex.org/I40963666","display_name":"Central China Normal University","ror":"https://ror.org/03x1jna21","country_code":"CN","type":"education","lineage":["https://openalex.org/I40963666"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qingtang Liu","raw_affiliation_strings":["Department of Information Technology, Huazhong Normal University, Wuhan, P.R. China","Engineering Research Center of Education Information Technology, Huazhong Normal University, Wuhan, P.R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Information Technology, Huazhong Normal University, Wuhan, P.R. China","institution_ids":["https://openalex.org/I40963666"]},{"raw_affiliation_string":"Engineering Research Center of Education Information Technology, Huazhong Normal University, Wuhan, P.R. China","institution_ids":["https://openalex.org/I40963666"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I40963666"],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.15972167,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"69","last_page":"78"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13999","display_name":"Digital Rights Management and Security","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T13999","display_name":"Digital Rights Management and Security","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/T11769","display_name":"Copyright and Intellectual Property","score":0.9743000268936157,"subfield":{"id":"https://openalex.org/subfields/1406","display_name":"Marketing"},"field":{"id":"https://openalex.org/fields/14","display_name":"Business, Management and Accounting"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11424","display_name":"Security and Verification in Computing","score":0.9643999934196472,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/obstacle","display_name":"Obstacle","score":0.8276658058166504},{"id":"https://openalex.org/keywords/intellectual-property","display_name":"Intellectual property","score":0.8230357766151428},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7771550416946411},{"id":"https://openalex.org/keywords/digital-rights-management","display_name":"Digital rights management","score":0.7247534394264221},{"id":"https://openalex.org/keywords/field","display_name":"Field (mathematics)","score":0.5838449001312256},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.491389662027359},{"id":"https://openalex.org/keywords/distance-education","display_name":"Distance education","score":0.4880605936050415},{"id":"https://openalex.org/keywords/property","display_name":"Property (philosophy)","score":0.48206788301467896},{"id":"https://openalex.org/keywords/knowledge-management","display_name":"Knowledge management","score":0.446547269821167},{"id":"https://openalex.org/keywords/quality","display_name":"Quality (philosophy)","score":0.4402593970298767},{"id":"https://openalex.org/keywords/engineering-management","display_name":"Engineering management","score":0.34398770332336426},{"id":"https://openalex.org/keywords/political-science","display_name":"Political science","score":0.10274609923362732},{"id":"https://openalex.org/keywords/law","display_name":"Law","score":0.09195497632026672},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.07732287049293518}],"concepts":[{"id":"https://openalex.org/C2776650193","wikidata":"https://www.wikidata.org/wiki/Q264661","display_name":"Obstacle","level":2,"score":0.8276658058166504},{"id":"https://openalex.org/C34974158","wikidata":"https://www.wikidata.org/wiki/Q131257","display_name":"Intellectual property","level":2,"score":0.8230357766151428},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7771550416946411},{"id":"https://openalex.org/C537843408","wikidata":"https://www.wikidata.org/wiki/Q192532","display_name":"Digital rights management","level":2,"score":0.7247534394264221},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.5838449001312256},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.491389662027359},{"id":"https://openalex.org/C503872463","wikidata":"https://www.wikidata.org/wiki/Q159595","display_name":"Distance education","level":2,"score":0.4880605936050415},{"id":"https://openalex.org/C189950617","wikidata":"https://www.wikidata.org/wiki/Q937228","display_name":"Property (philosophy)","level":2,"score":0.48206788301467896},{"id":"https://openalex.org/C56739046","wikidata":"https://www.wikidata.org/wiki/Q192060","display_name":"Knowledge management","level":1,"score":0.446547269821167},{"id":"https://openalex.org/C2779530757","wikidata":"https://www.wikidata.org/wiki/Q1207505","display_name":"Quality (philosophy)","level":2,"score":0.4402593970298767},{"id":"https://openalex.org/C110354214","wikidata":"https://www.wikidata.org/wiki/Q6314146","display_name":"Engineering management","level":1,"score":0.34398770332336426},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.10274609923362732},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.09195497632026672},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.07732287049293518},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/978-3-540-85033-5_8","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-540-85033-5_8","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"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":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W584296527","https://openalex.org/W1965393523","https://openalex.org/W1969799644","https://openalex.org/W2036701449","https://openalex.org/W2139275917","https://openalex.org/W2169611617","https://openalex.org/W2307877065","https://openalex.org/W2385846220","https://openalex.org/W2392466778","https://openalex.org/W2466238969","https://openalex.org/W2916006047","https://openalex.org/W3101438646"],"related_works":["https://openalex.org/W2794103424","https://openalex.org/W1996530509","https://openalex.org/W3028317537","https://openalex.org/W2389515972","https://openalex.org/W4245435724","https://openalex.org/W2055301889","https://openalex.org/W4400979532","https://openalex.org/W2376554934","https://openalex.org/W2077790809","https://openalex.org/W1505959757"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
