Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W636311650', 'doi': None, 'title': 'REQUIREMENTS FOR HIGH SPEED RAIL IN CENTRAL AND EASTERN EUROPE', 'display_name': 'REQUIREMENTS FOR HIGH SPEED RAIL IN CENTRAL AND EASTERN EUROPE', 'publication_year': 1998, 'publication_date': '1998-09-01', 'ids': {'openalex': 'https://openalex.org/W636311650', 'mag': '636311650'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://trid.trb.org/view/614671', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S2764751617', 'display_name': 'Rail international', 'issn_l': '0020-8442', 'issn': ['0020-8442'], 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/P4324004146', 'host_organization_name': 'International Railway Congress Association', 'host_organization_lineage': ['https://openalex.org/P4324004146'], 'host_organization_lineage_names': ['International Railway Congress Association'], '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/A5020348017', 'display_name': 'Helmut Hainitz', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': True, 'raw_author_name': 'Helmut Hainitz', 'raw_affiliation_strings': [], 'affiliations': []}], 'institution_assertions': [], 'countries_distinct_count': 0, 'institutions_distinct_count': 0, 'corresponding_author_ids': ['https://openalex.org/A5020348017'], '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': 56}, 'biblio': {'volume': None, 'issue': None, 'first_page': None, 'last_page': None}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T12984', 'display_name': 'Transportation and Logistics Management', 'score': 0.9808, 'subfield': {'id': 'https://openalex.org/subfields/2209', 'display_name': 'Industrial and Manufacturing 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/T12984', 'display_name': 'Transportation and Logistics Management', 'score': 0.9808, 'subfield': {'id': 'https://openalex.org/subfields/2209', 'display_name': 'Industrial and Manufacturing 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/T13439', 'display_name': 'Impact of Railway Deregulation on Competition and Efficiency', 'score': 0.9613, 'subfield': {'id': 'https://openalex.org/subfields/1408', 'display_name': 'Strategy and Management'}, '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/T11568', 'display_name': 'Optimization of Railway Scheduling and Operations', 'score': 0.9527, 'subfield': {'id': 'https://openalex.org/subfields/2209', 'display_name': 'Industrial and Manufacturing Engineering'}, 'field': {'id': 'https://openalex.org/fields/22', 'display_name': 'Engineering'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/rail-transportation', 'display_name': 'Rail transportation', 'score': 0.5391117}, {'id': 'https://openalex.org/keywords/train-scheduling', 'display_name': 'Train Scheduling', 'score': 0.522092}, {'id': 'https://openalex.org/keywords/passenger-demand', 'display_name': 'Passenger Demand', 'score': 0.514539}, {'id': 'https://openalex.org/keywords/high-speed-train', 'display_name': 'High speed train', 'score': 0.4516678}], 'concepts': [{'id': 'https://openalex.org/C2984780852', 'wikidata': 'https://www.wikidata.org/wiki/Q3565868', 'display_name': 'Rail transportation', 'level': 2, 'score': 0.5391117}, {'id': 'https://openalex.org/C22212356', 'wikidata': 'https://www.wikidata.org/wiki/Q775325', 'display_name': 'Transport engineering', 'level': 1, 'score': 0.5062748}, {'id': 'https://openalex.org/C2987763966', 'wikidata': 'https://www.wikidata.org/wiki/Q211382', 'display_name': 'High speed train', 'level': 2, 'score': 0.4516678}, {'id': 'https://openalex.org/C127413603', 'wikidata': 'https://www.wikidata.org/wiki/Q11023', 'display_name': 'Engineering', 'level': 0, 'score': 0.4195358}, {'id': 'https://openalex.org/C136264566', 'wikidata': 'https://www.wikidata.org/wiki/Q159810', 'display_name': 'Economy', 'level': 1, 'score': 0.34143582}, {'id': 'https://openalex.org/C144133560', 'wikidata': 'https://www.wikidata.org/wiki/Q4830453', 'display_name': 'Business', 'level': 0, 'score': 0.3384896}, {'id': 'https://openalex.org/C162324750', 'wikidata': 'https://www.wikidata.org/wiki/Q8134', 'display_name': 'Economics', 'level': 0, 'score': 0.19654098}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'https://trid.trb.org/view/614671', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S2764751617', 'display_name': 'Rail international', 'issn_l': '0020-8442', 'issn': ['0020-8442'], 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/P4324004146', 'host_organization_name': 'International Railway Congress Association', 'host_organization_lineage': ['https://openalex.org/P4324004146'], 'host_organization_lineage_names': ['International Railway Congress Association'], '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/W836152371', 'https://openalex.org/W823992019', 'https://openalex.org/W752563641', 'https://openalex.org/W657812599', 'https://openalex.org/W655393716', 'https://openalex.org/W652470809', 'https://openalex.org/W639825574', 'https://openalex.org/W638913059', 'https://openalex.org/W635759759', 'https://openalex.org/W625195297', 'https://openalex.org/W623024783', 'https://openalex.org/W614027307', 'https://openalex.org/W612261893', 'https://openalex.org/W598551888', 'https://openalex.org/W591780970', 'https://openalex.org/W589130322', 'https://openalex.org/W571437492', 'https://openalex.org/W568109296', 'https://openalex.org/W563722547', 'https://openalex.org/W3006384691'], 'abstract_inverted_index': None, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W636311650', 'counts_by_year': [], 'updated_date': '2024-09-16T17:53:35.715340', 'created_date': '2016-06-24'}