Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W1498993177', 'doi': 'https://doi.org/10.1007/978-1-4684-0310-7', 'title': 'A Course in Number Theory and Cryptography', 'display_name': 'A Course in Number Theory and Cryptography', 'publication_year': 1987, 'publication_date': '1987-01-01', 'ids': {'openalex': 'https://openalex.org/W1498993177', 'doi': 'https://doi.org/10.1007/978-1-4684-0310-7', 'mag': '1498993177'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1007/978-1-4684-0310-7', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4210201401', 'display_name': 'Graduate texts in mathematics', 'issn_l': '0072-5285', 'issn': ['0072-5285', '2197-5612'], 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/P4310319965', 'host_organization_name': 'Springer Nature', 'host_organization_lineage': ['https://openalex.org/P4310319965'], 'host_organization_lineage_names': ['Springer Nature'], 'type': 'book series'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'book', 'type_crossref': 'book', 'indexed_in': ['crossref'], 'open_access': {'is_oa': True, 'oa_status': 'green', 'oa_url': 'https://link.springer.com/content/pdf/bfm:978-1-4419-8592-7/1?pdf=chapter%20toc', 'any_repository_has_fulltext': True}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5077509996', 'display_name': 'Neal Koblitz', 'orcid': 'https://orcid.org/0000-0003-3309-7366'}, 'institutions': [{'id': 'https://openalex.org/I201448701', 'display_name': 'University of Washington', 'ror': 'https://ror.org/00cvxb145', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I201448701']}], 'countries': ['US'], 'is_corresponding': True, 'raw_author_name': 'Neal Koblitz', 'raw_affiliation_strings': ['University of Washington , Seattle.'], 'affiliations': [{'raw_affiliation_string': 'University of Washington , Seattle.', 'institution_ids': ['https://openalex.org/I201448701']}]}], 'countries_distinct_count': 1, 'institutions_distinct_count': 1, 'corresponding_author_ids': ['https://openalex.org/A5077509996'], 'corresponding_institution_ids': ['https://openalex.org/I201448701'], 'apc_list': None, 'apc_paid': None, 'fwci': 3.673, 'has_fulltext': True, 'fulltext_origin': 'pdf', 'cited_by_count': 871, 'citation_normalized_percentile': {'value': 0.973958, 'is_in_top_1_percent': False, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 99, 'max': 100}, 'biblio': {'volume': None, 'issue': None, 'first_page': None, 'last_page': None}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T11017', 'display_name': 'Chaos-based Image Encryption Techniques', 'score': 0.8959, 'subfield': {'id': 'https://openalex.org/subfields/1707', 'display_name': 'Computer Vision and Pattern Recognition'}, '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/T11017', 'display_name': 'Chaos-based Image Encryption Techniques', 'score': 0.8959, 'subfield': {'id': 'https://openalex.org/subfields/1707', 'display_name': 'Computer Vision and Pattern Recognition'}, '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': 'Advancements in Mathematics and Mathematical Physics', 'score': 0.8093, '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'}}], 'keywords': [{'id': 'https://openalex.org/keywords/primality-test', 'display_name': 'Primality test', 'score': 0.838309}, {'id': 'https://openalex.org/keywords/factoring', 'display_name': 'Factoring', 'score': 0.5519181}, {'id': 'https://openalex.org/keywords/number-theory', 'display_name': 'Number Theory', 'score': 0.538319}, {'id': 'https://openalex.org/keywords/cryptanalysis', 'display_name': 'Cryptanalysis', 'score': 0.520083}], 'concepts': [{'id': 'https://openalex.org/C191421660', 'wikidata': 'https://www.wikidata.org/wiki/Q829546', 'display_name': 'Primality test', 'level': 3, 'score': 0.838309}, {'id': 'https://openalex.org/C169654258', 'wikidata': 'https://www.wikidata.org/wiki/Q12479', 'display_name': 'Number theory', 'level': 2, 'score': 0.7224989}, {'id': 'https://openalex.org/C178489894', 'wikidata': 'https://www.wikidata.org/wiki/Q8789', 'display_name': 'Cryptography', 'level': 2, 'score': 0.6099989}, {'id': 'https://openalex.org/C177225278', 'wikidata': 'https://www.wikidata.org/wiki/Q192674', 'display_name': 'Factoring', 'level': 2, 'score': 0.5519181}, {'id': 'https://openalex.org/C203062551', 'wikidata': 'https://www.wikidata.org/wiki/Q201339', 'display_name': 'Public-key cryptography', 'level': 3, 'score': 0.53473896}, {'id': 'https://openalex.org/C33923547', 'wikidata': 'https://www.wikidata.org/wiki/Q395', 'display_name': 'Mathematics', 'level': 0, 'score': 0.4930763}, {'id': 'https://openalex.org/C129844170', 'wikidata': 'https://www.wikidata.org/wiki/Q41299', 'display_name': 'Quadratic equation', 'level': 2, 'score': 0.43953896}, {'id': 'https://openalex.org/C179603306', 'wikidata': 'https://www.wikidata.org/wiki/Q268493', 'display_name': 'Elliptic curve', 'level': 2, 'score': 0.42448586}, {'id': 'https://openalex.org/C26517878', 'wikidata': 'https://www.wikidata.org/wiki/Q228039', 'display_name': 'Key (lock)', 'level': 2, 'score': 0.42329088}, {'id': 'https://openalex.org/C41008148', 'wikidata': 'https://www.wikidata.org/wiki/Q21198', 'display_name': 'Computer science', 'level': 0, 'score': 0.4021449}, {'id': 'https://openalex.org/C118615104', 'wikidata': 'https://www.wikidata.org/wiki/Q121416', 'display_name': 'Discrete mathematics', 'level': 1, 'score': 0.375934}, {'id': 'https://openalex.org/C94375191', 'wikidata': 'https://www.wikidata.org/wiki/Q11205', 'display_name': 'Arithmetic', 'level': 1, 'score': 0.36401972}, {'id': 'https://openalex.org/C136119220', 'wikidata': 'https://www.wikidata.org/wiki/Q1000660', 'display_name': 'Algebra over a field', 'level': 2, 'score': 0.34685302}, {'id': 'https://openalex.org/C202444582', 'wikidata': 'https://www.wikidata.org/wiki/Q837863', 'display_name': 'Pure mathematics', 'level': 1, 'score': 0.21535093}, {'id': 'https://openalex.org/C113429393', 'wikidata': 'https://www.wikidata.org/wiki/Q49008', 'display_name': 'Prime number', 'level': 2, 'score': 0.1792902}, {'id': 'https://openalex.org/C38652104', 'wikidata': 'https://www.wikidata.org/wiki/Q3510521', 'display_name': 'Computer security', 'level': 1, 'score': 0.1734711}, {'id': 'https://openalex.org/C11413529', 'wikidata': 'https://www.wikidata.org/wiki/Q8366', 'display_name': 'Algorithm', 'level': 1, 'score': 0.14291775}, {'id': 'https://openalex.org/C148730421', 'wikidata': 'https://www.wikidata.org/wiki/Q141090', 'display_name': 'Encryption', 'level': 2, 'score': 0.13537267}, {'id': 'https://openalex.org/C2524010', 'wikidata': 'https://www.wikidata.org/wiki/Q8087', 'display_name': 'Geometry', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C10138342', 'wikidata': 'https://www.wikidata.org/wiki/Q43015', 'display_name': 'Finance', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C162324750', 'wikidata': 'https://www.wikidata.org/wiki/Q8134', 'display_name': 'Economics', 'level': 0, 'score': 0.0}], 'mesh': [], 'locations_count': 2, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1007/978-1-4684-0310-7', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4210201401', 'display_name': 'Graduate texts in mathematics', 'issn_l': '0072-5285', 'issn': ['0072-5285', '2197-5612'], 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/P4310319965', 'host_organization_name': 'Springer Nature', 'host_organization_lineage': ['https://openalex.org/P4310319965'], 'host_organization_lineage_names': ['Springer Nature'], 'type': 'book series'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, {'is_oa': True, 'landing_page_url': 'https://doi.org/10.1007/978-1-4419-8592-7', 'pdf_url': 'https://link.springer.com/content/pdf/bfm:978-1-4419-8592-7/1?pdf=chapter%20toc', 'source': {'id': 'https://openalex.org/S4308707206', 'display_name': 'Library Union Catalog of Bavaria, Berlin and Brandenburg (B3Kat Repository)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I157725225', 'host_organization_name': 'University of Illinois Urbana-Champaign', 'host_organization_lineage': ['https://openalex.org/I157725225'], 'host_organization_lineage_names': ['University of Illinois Urbana-Champaign'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}], 'best_oa_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.1007/978-1-4419-8592-7', 'pdf_url': 'https://link.springer.com/content/pdf/bfm:978-1-4419-8592-7/1?pdf=chapter%20toc', 'source': {'id': 'https://openalex.org/S4308707206', 'display_name': 'Library Union Catalog of Bavaria, Berlin and Brandenburg (B3Kat Repository)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I157725225', 'host_organization_name': 'University of Illinois Urbana-Champaign', 'host_organization_lineage': ['https://openalex.org/I157725225'], 'host_organization_lineage_names': ['University of Illinois Urbana-Champaign'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'sustainable_development_goals': [], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 0, 'referenced_works': [], 'related_works': ['https://openalex.org/W4300905728', 'https://openalex.org/W4241485301', 'https://openalex.org/W3207297624', 'https://openalex.org/W3185808045', 'https://openalex.org/W2374600798', 'https://openalex.org/W2008925134', 'https://openalex.org/W1964309753', 'https://openalex.org/W1580848024', 'https://openalex.org/W1488979098', 'https://openalex.org/W108129787'], 'abstract_inverted_index': {'1:': [0], 'Some': [1], 'Topics': [2], 'in': [3], 'Elementary': [4], 'Number': [5], 'Theory.': [6], '2:': [7], 'Finite': [8], 'Fields': [9], 'and': [10, 20], 'Quadratic': [11], 'Residues.': [12], '3:': [13], 'Cryptography.': [14], '4:': [15], 'Public': [16], 'Key.': [17], '5:': [18], 'Primality': [19], 'Factoring.': [21], '6:': [22], 'Elliptic': [23], 'Curves.': [24]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W1498993177', 'counts_by_year': [{'year': 2023, 'cited_by_count': 2}, {'year': 2022, 'cited_by_count': 6}, {'year': 2021, 'cited_by_count': 7}, {'year': 2020, 'cited_by_count': 21}, {'year': 2019, 'cited_by_count': 24}, {'year': 2018, 'cited_by_count': 15}, {'year': 2017, 'cited_by_count': 9}, {'year': 2016, 'cited_by_count': 14}, {'year': 2015, 'cited_by_count': 40}, {'year': 2014, 'cited_by_count': 44}, {'year': 2013, 'cited_by_count': 48}, {'year': 2012, 'cited_by_count': 45}], 'updated_date': '2024-09-08T19:12:22.642325', 'created_date': '2016-06-24'}