Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W1555332822', 'doi': None, 'title': 'SAFETY PERFORMANCE OF PEDESTRIAN CROSSING FACILITIES', 'display_name': 'SAFETY PERFORMANCE OF PEDESTRIAN CROSSING FACILITIES', 'publication_year': 1986, 'publication_date': '1986-01-01', 'ids': {'openalex': 'https://openalex.org/W1555332822', 'mag': '1555332822'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://trid.trb.org/view/239187', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S2764656318', 'display_name': 'PLANNING AND TRANSPORT RESEARCH AND COMPUTATION', 'issn_l': None, 'issn': None, '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/A5002051115', 'display_name': 'C Machu', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': True, 'raw_author_name': 'C Machu', 'raw_affiliation_strings': [], 'affiliations': []}], 'countries_distinct_count': 0, 'institutions_distinct_count': 0, 'corresponding_author_ids': ['https://openalex.org/A5002051115'], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': None, 'has_fulltext': False, 'cited_by_count': 0, 'citation_normalized_percentile': None, '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': None, 'topics': [], 'keywords': [{'id': 'https://openalex.org/keywords/pedestrian-crossing', 'display_name': 'Pedestrian crossing', 'score': 0.62757725}], 'concepts': [{'id': 'https://openalex.org/C2777113093', 'wikidata': 'https://www.wikidata.org/wiki/Q221488', 'display_name': 'Pedestrian', 'level': 2, 'score': 0.73921824}, {'id': 'https://openalex.org/C22212356', 'wikidata': 'https://www.wikidata.org/wiki/Q775325', 'display_name': 'Transport engineering', 'level': 1, 'score': 0.68776083}, {'id': 'https://openalex.org/C2777819797', 'wikidata': 'https://www.wikidata.org/wiki/Q8010', 'display_name': 'Pedestrian crossing', 'level': 3, 'score': 0.62757725}, {'id': 'https://openalex.org/C41008148', 'wikidata': 'https://www.wikidata.org/wiki/Q21198', 'display_name': 'Computer science', 'level': 0, 'score': 0.36543125}, {'id': 'https://openalex.org/C127413603', 'wikidata': 'https://www.wikidata.org/wiki/Q11023', 'display_name': 'Engineering', 'level': 0, 'score': 0.3564064}, {'id': 'https://openalex.org/C39432304', 'wikidata': 'https://www.wikidata.org/wiki/Q188847', 'display_name': 'Environmental science', 'level': 0, 'score': 0.34517726}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'https://trid.trb.org/view/239187', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S2764656318', 'display_name': 'PLANNING AND TRANSPORT RESEARCH AND COMPUTATION', 'issn_l': None, 'issn': None, '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': [{'score': 0.49, 'id': 'https://metadata.un.org/sdg/11', 'display_name': 'Sustainable cities and communities'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 0, 'referenced_works': [], 'related_works': ['https://openalex.org/W853801609', 'https://openalex.org/W651723595', 'https://openalex.org/W627275488', 'https://openalex.org/W625966354', 'https://openalex.org/W598635207', 'https://openalex.org/W575993195', 'https://openalex.org/W565964492', 'https://openalex.org/W2804532721', 'https://openalex.org/W2789641645', 'https://openalex.org/W2765672870', 'https://openalex.org/W2608640999', 'https://openalex.org/W2592232155', 'https://openalex.org/W2580001929', 'https://openalex.org/W2579314013', 'https://openalex.org/W2577076301', 'https://openalex.org/W2575596413', 'https://openalex.org/W2573969700', 'https://openalex.org/W2064958219', 'https://openalex.org/W2009035305', 'https://openalex.org/W1523612337'], 'abstract_inverted_index': None, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W1555332822', 'counts_by_year': [], 'updated_date': '2024-08-28T14:17:50.191633', 'created_date': '2016-06-24'}