Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W3013793419', 'doi': None, 'title': 'Modern radar: Theory, operation and maintenance /2nd edition/', 'display_name': 'Modern radar: Theory, operation and maintenance /2nd edition/', 'publication_year': 1981, 'publication_date': '1981-02-01', 'ids': {'openalex': 'https://openalex.org/W3013793419', 'mag': '3013793419'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://ui.adsabs.harvard.edu/abs/1981brs..book.....S/abstract', 'pdf_url': None, 'source': None, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': [], 'open_access': {'is_oa': False, 'oa_status': 'closed', 'oa_url': None, 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5014503241', 'display_name': 'E. L. Safford', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': True, 'raw_author_name': 'E. L. Safford', 'raw_affiliation_strings': [], 'affiliations': []}], 'institution_assertions': [], 'countries_distinct_count': 0, 'institutions_distinct_count': 0, 'corresponding_author_ids': ['https://openalex.org/A5014503241'], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 0.0, 'has_fulltext': False, 'cited_by_count': 0, 'citation_normalized_percentile': {'value': 0.0, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 0, 'max': 54}, 'biblio': {'volume': None, 'issue': None, 'first_page': None, 'last_page': None}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10891', 'display_name': 'Radar Systems and Signal Processing', 'score': 0.184, 'subfield': {'id': 'https://openalex.org/subfields/2202', 'display_name': 'Aerospace Engineering'}, 'field': {'id': 'https://openalex.org/fields/22', 'display_name': 'Engineering'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, 'topics': [{'id': 'https://openalex.org/T10891', 'display_name': 'Radar Systems and Signal Processing', 'score': 0.184, 'subfield': {'id': 'https://openalex.org/subfields/2202', 'display_name': 'Aerospace Engineering'}, 'field': {'id': 'https://openalex.org/fields/22', 'display_name': 'Engineering'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, {'id': 'https://openalex.org/T13293', 'display_name': 'Engineering and Test Systems', 'score': 0.1791, 'subfield': {'id': 'https://openalex.org/subfields/2207', 'display_name': 'Control and Systems Engineering'}, 'field': {'id': 'https://openalex.org/fields/22', 'display_name': 'Engineering'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, {'id': 'https://openalex.org/T11325', 'display_name': 'Inertial Sensor and Navigation', 'score': 0.1571, 'subfield': {'id': 'https://openalex.org/subfields/2202', 'display_name': 'Aerospace Engineering'}, 'field': {'id': 'https://openalex.org/fields/22', 'display_name': 'Engineering'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}], 'keywords': [], 'concepts': [{'id': 'https://openalex.org/C554190296', 'wikidata': 'https://www.wikidata.org/wiki/Q47528', 'display_name': 'Radar', 'level': 2, 'score': 0.49895334}, {'id': 'https://openalex.org/C41008148', 'wikidata': 'https://www.wikidata.org/wiki/Q21198', 'display_name': 'Computer science', 'level': 0, 'score': 0.45667976}, {'id': 'https://openalex.org/C62649853', 'wikidata': 'https://www.wikidata.org/wiki/Q199687', 'display_name': 'Remote sensing', 'level': 1, 'score': 0.33454296}, {'id': 'https://openalex.org/C127313418', 'wikidata': 'https://www.wikidata.org/wiki/Q1069', 'display_name': 'Geology', 'level': 0, 'score': 0.23264214}, {'id': 'https://openalex.org/C76155785', 'wikidata': 'https://www.wikidata.org/wiki/Q418', 'display_name': 'Telecommunications', 'level': 1, 'score': 0.1930713}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'https://ui.adsabs.harvard.edu/abs/1981brs..book.....S/abstract', 'pdf_url': None, 'source': None, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': None, 'sustainable_development_goals': [], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 0, 'referenced_works': [], 'related_works': ['https://openalex.org/W3093336922', 'https://openalex.org/W3082803389', 'https://openalex.org/W3046390934', 'https://openalex.org/W3044110280', 'https://openalex.org/W3040841215', 'https://openalex.org/W3036718053', 'https://openalex.org/W3013705670', 'https://openalex.org/W3009163086', 'https://openalex.org/W3008080737', 'https://openalex.org/W2917416958', 'https://openalex.org/W2869089283', 'https://openalex.org/W2770791109', 'https://openalex.org/W2626035925', 'https://openalex.org/W2411071215', 'https://openalex.org/W2404735933', 'https://openalex.org/W2249647769', 'https://openalex.org/W2100652410', 'https://openalex.org/W1982696399', 'https://openalex.org/W1976314138', 'https://openalex.org/W1544863495'], 'abstract_inverted_index': None, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W3013793419', 'counts_by_year': [], 'updated_date': '2024-12-12T03:45:13.735034', 'created_date': '2020-04-03'}