Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W1986922491', 'doi': 'https://doi.org/10.1142/9789812772411_0007', 'title': 'ROCK MECHANICS AND EXCAVATION BY TUNNEL BORING MACHINE – ISSUES AND CHALLENGES', 'display_name': 'ROCK MECHANICS AND EXCAVATION BY TUNNEL BORING MACHINE – ISSUES AND CHALLENGES', 'publication_year': 2006, 'publication_date': '2006-11-01', 'ids': {'openalex': 'https://openalex.org/W1986922491', 'doi': 'https://doi.org/10.1142/9789812772411_0007', 'mag': '1986922491'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1142/9789812772411_0007', 'pdf_url': None, 'source': None, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'proceedings-article', 'indexed_in': ['crossref'], '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/A5035782287', 'display_name': 'Jiang Zhao', 'orcid': 'https://orcid.org/0009-0002-4726-0304'}, 'institutions': [{'id': 'https://openalex.org/I5124864', 'display_name': 'École Polytechnique Fédérale de Lausanne', 'ror': 'https://ror.org/02s376052', 'country_code': 'CH', 'type': 'education', 'lineage': ['https://openalex.org/I2799323385', 'https://openalex.org/I5124864']}], 'countries': ['CH'], 'is_corresponding': False, 'raw_author_name': 'J. ZHAO', 'raw_affiliation_strings': ['Ecole Polytechnique Fédérale de Lausanne (EPFL), Rock Mechanics Laboratory, CH-1015 Lausanne, Switzerland'], 'affiliations': [{'raw_affiliation_string': 'Ecole Polytechnique Fédérale de Lausanne (EPFL), Rock Mechanics Laboratory, CH-1015 Lausanne, Switzerland', 'institution_ids': ['https://openalex.org/I5124864']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5005909432', 'display_name': 'Qiuming Gong', 'orcid': 'https://orcid.org/0000-0002-2270-3044'}, 'institutions': [{'id': 'https://openalex.org/I172675005', 'display_name': 'Nanyang Technological University', 'ror': 'https://ror.org/02e7b5302', 'country_code': 'SG', 'type': 'education', 'lineage': ['https://openalex.org/I172675005']}], 'countries': ['SG'], 'is_corresponding': False, 'raw_author_name': 'Q. M. GONG', 'raw_affiliation_strings': ['Nanyang Technological University, School of Civil and Environmental Engineering, Singapore 639798, Singapore'], 'affiliations': [{'raw_affiliation_string': 'Nanyang Technological University, School of Civil and Environmental Engineering, Singapore 639798, Singapore', 'institution_ids': ['https://openalex.org/I172675005']}]}], 'institution_assertions': [], 'countries_distinct_count': 2, 'institutions_distinct_count': 2, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 0.0, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 14, 'citation_normalized_percentile': {'value': 0.882878, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 84, 'max': 85}, 'biblio': {'volume': None, 'issue': None, 'first_page': '83', 'last_page': '96'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T12482', 'display_name': 'Tunneling and Rock Mechanics', 'score': 0.9998, 'subfield': {'id': 'https://openalex.org/subfields/2205', 'display_name': 'Civil and Structural 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/T12482', 'display_name': 'Tunneling and Rock Mechanics', 'score': 0.9998, 'subfield': {'id': 'https://openalex.org/subfields/2205', 'display_name': 'Civil and Structural 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/T10892', 'display_name': 'Drilling and Well Engineering', 'score': 0.9971, 'subfield': {'id': 'https://openalex.org/subfields/2212', 'display_name': 'Ocean 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/T13619', 'display_name': 'Geotechnical and Geomechanical Engineering', 'score': 0.9942, 'subfield': {'id': 'https://openalex.org/subfields/2211', 'display_name': 'Mechanics of Materials'}, '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/C31858485', 'wikidata': 'https://www.wikidata.org/wiki/Q959782', 'display_name': 'Excavation', 'level': 2, 'score': 0.813059}, {'id': 'https://openalex.org/C41008148', 'wikidata': 'https://www.wikidata.org/wiki/Q21198', 'display_name': 'Computer science', 'level': 0, 'score': 0.4281643}, {'id': 'https://openalex.org/C97842125', 'wikidata': 'https://www.wikidata.org/wiki/Q1191291', 'display_name': 'Rock mechanics', 'level': 2, 'score': 0.41177645}, {'id': 'https://openalex.org/C127313418', 'wikidata': 'https://www.wikidata.org/wiki/Q1069', 'display_name': 'Geology', 'level': 0, 'score': 0.41137758}, {'id': 'https://openalex.org/C127413603', 'wikidata': 'https://www.wikidata.org/wiki/Q11023', 'display_name': 'Engineering', 'level': 0, 'score': 0.4071175}, {'id': 'https://openalex.org/C187320778', 'wikidata': 'https://www.wikidata.org/wiki/Q1349130', 'display_name': 'Geotechnical engineering', 'level': 1, 'score': 0.38180736}, {'id': 'https://openalex.org/C16674752', 'wikidata': 'https://www.wikidata.org/wiki/Q1370637', 'display_name': 'Mining engineering', 'level': 1, 'score': 0.3239603}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1142/9789812772411_0007', '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/W4316465752', 'https://openalex.org/W2767479073', 'https://openalex.org/W2394332080', 'https://openalex.org/W2390668313', 'https://openalex.org/W2381236396', 'https://openalex.org/W2370343812', 'https://openalex.org/W2370241529', 'https://openalex.org/W2354332086', 'https://openalex.org/W2351306093', 'https://openalex.org/W2286924402'], 'abstract_inverted_index': None, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W1986922491', 'counts_by_year': [{'year': 2023, 'cited_by_count': 1}, {'year': 2022, 'cited_by_count': 2}, {'year': 2021, 'cited_by_count': 1}, {'year': 2020, 'cited_by_count': 3}, {'year': 2019, 'cited_by_count': 1}, {'year': 2018, 'cited_by_count': 2}, {'year': 2016, 'cited_by_count': 2}, {'year': 2014, 'cited_by_count': 1}, {'year': 2013, 'cited_by_count': 1}], 'updated_date': '2025-01-06T21:37:55.739460', 'created_date': '2016-06-24'}