Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W787552059', 'doi': None, 'title': 'THE NEW AGE OF LIGHT RAIL VEHICLES.', 'display_name': 'THE NEW AGE OF LIGHT RAIL VEHICLES.', 'publication_year': 1993, 'publication_date': '1993-01-01', 'ids': {'openalex': 'https://openalex.org/W787552059', 'mag': '787552059'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://trid.trb.org/view/517365', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S2765049151', 'display_name': 'Railway age', 'issn_l': '0033-8826', 'issn': ['0033-8826'], 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': None, 'host_organization_name': None, 'host_organization_lineage': [], 'host_organization_lineage_names': [], 'type': 'journal'}, '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/A5051450879', 'display_name': 'William D. Middleton', 'orcid': 'https://orcid.org/0000-0002-9869-1107'}, 'institutions': [], 'countries': [], 'is_corresponding': True, 'raw_author_name': 'William D Middleton', 'raw_affiliation_strings': [], 'affiliations': []}], 'institution_assertions': [], 'countries_distinct_count': 0, 'institutions_distinct_count': 0, 'corresponding_author_ids': ['https://openalex.org/A5051450879'], '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': 53}, 'biblio': {'volume': None, 'issue': None, 'first_page': None, 'last_page': None}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T12095', 'display_name': 'Estimating Vehicle Fuel Consumption and Emissions', 'score': 0.7923, 'subfield': {'id': 'https://openalex.org/subfields/2203', 'display_name': 'Automotive 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/T12095', 'display_name': 'Estimating Vehicle Fuel Consumption and Emissions', 'score': 0.7923, 'subfield': {'id': 'https://openalex.org/subfields/2203', 'display_name': 'Automotive 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/T12306', 'display_name': 'Challenges and Innovations in Urban Logistics Systems', 'score': 0.75, 'subfield': {'id': 'https://openalex.org/subfields/2215', 'display_name': 'Building and Construction'}, '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/T12126', 'display_name': 'Environmental Impact of Maritime Transportation Emissions', 'score': 0.7335, 'subfield': {'id': 'https://openalex.org/subfields/2305', 'display_name': 'Environmental Engineering'}, 'field': {'id': 'https://openalex.org/fields/23', 'display_name': 'Environmental Science'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/light-rail', 'display_name': 'Light rail', 'score': 0.6757934}, {'id': 'https://openalex.org/keywords/light-rail-transit', 'display_name': 'Light rail transit', 'score': 0.63398117}, {'id': 'https://openalex.org/keywords/traffic-conditions', 'display_name': 'Traffic Conditions', 'score': 0.59956}, {'id': 'https://openalex.org/keywords/eco-driving', 'display_name': 'Eco-Driving', 'score': 0.562285}, {'id': 'https://openalex.org/keywords/road-transport', 'display_name': 'Road Transport', 'score': 0.557359}, {'id': 'https://openalex.org/keywords/driving-cycles', 'display_name': 'Driving Cycles', 'score': 0.541884}, {'id': 'https://openalex.org/keywords/transportation-modeling', 'display_name': 'Transportation Modeling', 'score': 0.540661}], 'concepts': [{'id': 'https://openalex.org/C2993540917', 'wikidata': 'https://www.wikidata.org/wiki/Q1268865', 'display_name': 'Light rail', 'level': 3, 'score': 0.6757934}, {'id': 'https://openalex.org/C2984150052', 'wikidata': 'https://www.wikidata.org/wiki/Q1268865', 'display_name': 'Light rail transit', 'level': 3, 'score': 0.63398117}, {'id': 'https://openalex.org/C22212356', 'wikidata': 'https://www.wikidata.org/wiki/Q775325', 'display_name': 'Transport engineering', 'level': 1, 'score': 0.6314341}, {'id': 'https://openalex.org/C171146098', 'wikidata': 'https://www.wikidata.org/wiki/Q124192', 'display_name': 'Automotive engineering', 'level': 1, 'score': 0.45849502}, {'id': 'https://openalex.org/C144133560', 'wikidata': 'https://www.wikidata.org/wiki/Q4830453', 'display_name': 'Business', 'level': 0, 'score': 0.42953548}, {'id': 'https://openalex.org/C127413603', 'wikidata': 'https://www.wikidata.org/wiki/Q11023', 'display_name': 'Engineering', 'level': 0, 'score': 0.35324782}, {'id': 'https://openalex.org/C76155785', 'wikidata': 'https://www.wikidata.org/wiki/Q418', 'display_name': 'Telecommunications', 'level': 1, 'score': 0.32594013}, {'id': 'https://openalex.org/C539828613', 'wikidata': 'https://www.wikidata.org/wiki/Q178512', 'display_name': 'Public transport', 'level': 2, 'score': 0.2642612}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'https://trid.trb.org/view/517365', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S2765049151', 'display_name': 'Railway age', 'issn_l': '0033-8826', 'issn': ['0033-8826'], 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': None, 'host_organization_name': None, 'host_organization_lineage': [], 'host_organization_lineage_names': [], 'type': 'journal'}, '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/W857152468', 'https://openalex.org/W783183066', 'https://openalex.org/W756706853', 'https://openalex.org/W648861230', 'https://openalex.org/W633401338', 'https://openalex.org/W628412560', 'https://openalex.org/W615039526', 'https://openalex.org/W582106142', 'https://openalex.org/W573670845', 'https://openalex.org/W573134641', 'https://openalex.org/W560761454', 'https://openalex.org/W356592640', 'https://openalex.org/W2846794605', 'https://openalex.org/W2818324927', 'https://openalex.org/W2796269358', 'https://openalex.org/W2582571686', 'https://openalex.org/W2582287454', 'https://openalex.org/W2576311934', 'https://openalex.org/W2470760259', 'https://openalex.org/W2284035477'], 'abstract_inverted_index': None, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W787552059', 'counts_by_year': [], 'updated_date': '2024-09-19T12:41:55.878809', 'created_date': '2016-06-24'}