{"id":"https://openalex.org/W4251394192","doi":"https://doi.org/10.1007/978-0-387-30440-3_397","title":"Perturbation Theory in Celestial Mechanics","display_name":"Perturbation Theory in Celestial Mechanics","publication_year":2009,"publication_date":"2009-01-01","ids":{"openalex":"https://openalex.org/W4251394192","doi":"https://doi.org/10.1007/978-0-387-30440-3_397"},"language":"en","primary_location":{"id":"doi:10.1007/978-0-387-30440-3_397","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-0-387-30440-3_397","pdf_url":null,"source":{"id":"https://openalex.org/S4306509336","display_name":"Encyclopedia of Complexity and Systems Science","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Encyclopedia of Complexity and Systems Science","raw_type":"book-chapter"},"type":"book-chapter","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5089916909","display_name":"Alessandra Celletti","orcid":"https://orcid.org/0000-0001-8315-8433"},"institutions":[{"id":"https://openalex.org/I116067653","display_name":"University of Rome Tor Vergata","ror":"https://ror.org/02p77k626","country_code":"IT","type":"education","lineage":["https://openalex.org/I116067653"]}],"countries":["IT"],"is_corresponding":true,"raw_author_name":"Alessandra Celletti","raw_affiliation_strings":["Dipartimento di Matematica, Universit\u00e0 di Roma Tor Vergata, Roma, Italy"],"affiliations":[{"raw_affiliation_string":"Dipartimento di Matematica, Universit\u00e0 di Roma Tor Vergata, Roma, Italy","institution_ids":["https://openalex.org/I116067653"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5089916909"],"corresponding_institution_ids":["https://openalex.org/I116067653"],"apc_list":null,"apc_paid":null,"fwci":1.5811,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.90382627,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"6673","last_page":"6686"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10325","display_name":"Astro and Planetary Science","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10325","display_name":"Astro and Planetary Science","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13126","display_name":"Scientific Research and Discoveries","score":0.996999979019165,"subfield":{"id":"https://openalex.org/subfields/3109","display_name":"Statistical and Nonlinear Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10039","display_name":"Stellar, planetary, and galactic studies","score":0.9966999888420105,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/celestial-mechanics","display_name":"Celestial mechanics","score":0.7254655361175537},{"id":"https://openalex.org/keywords/classical-mechanics","display_name":"Classical mechanics","score":0.5866019129753113},{"id":"https://openalex.org/keywords/perturbation","display_name":"Perturbation (astronomy)","score":0.5766578912734985},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.48701006174087524},{"id":"https://openalex.org/keywords/perturbation-theory","display_name":"Perturbation theory (quantum mechanics)","score":0.4245084524154663},{"id":"https://openalex.org/keywords/theoretical-physics","display_name":"Theoretical physics","score":0.4071630537509918},{"id":"https://openalex.org/keywords/astronomy","display_name":"Astronomy","score":0.2859739065170288},{"id":"https://openalex.org/keywords/quantum-mechanics","display_name":"Quantum mechanics","score":0.18456605076789856}],"concepts":[{"id":"https://openalex.org/C27638517","wikidata":"https://www.wikidata.org/wiki/Q184274","display_name":"Celestial mechanics","level":2,"score":0.7254655361175537},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","level":1,"score":0.5866019129753113},{"id":"https://openalex.org/C177918212","wikidata":"https://www.wikidata.org/wiki/Q803623","display_name":"Perturbation (astronomy)","level":2,"score":0.5766578912734985},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.48701006174087524},{"id":"https://openalex.org/C174256460","wikidata":"https://www.wikidata.org/wiki/Q911364","display_name":"Perturbation theory (quantum mechanics)","level":2,"score":0.4245084524154663},{"id":"https://openalex.org/C33332235","wikidata":"https://www.wikidata.org/wiki/Q18362","display_name":"Theoretical physics","level":1,"score":0.4071630537509918},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.2859739065170288},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.18456605076789856}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/978-0-387-30440-3_397","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-0-387-30440-3_397","pdf_url":null,"source":{"id":"https://openalex.org/S4306509336","display_name":"Encyclopedia of Complexity and Systems Science","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Encyclopedia of Complexity and Systems Science","raw_type":"book-chapter"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6800000071525574,"id":"https://metadata.un.org/sdg/13","display_name":"Climate action"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":25,"referenced_works":["https://openalex.org/W1522062261","https://openalex.org/W1524565983","https://openalex.org/W1537669523","https://openalex.org/W1965630079","https://openalex.org/W1966083435","https://openalex.org/W1968530255","https://openalex.org/W1970469570","https://openalex.org/W2013802200","https://openalex.org/W2049972859","https://openalex.org/W2058078171","https://openalex.org/W2082462969","https://openalex.org/W2088035144","https://openalex.org/W2137208105","https://openalex.org/W2145782708","https://openalex.org/W2148670015","https://openalex.org/W2998496602","https://openalex.org/W3025284872","https://openalex.org/W3041070869","https://openalex.org/W3120834625","https://openalex.org/W4205727720","https://openalex.org/W4230838798","https://openalex.org/W4230957669","https://openalex.org/W4240863980","https://openalex.org/W4244555618","https://openalex.org/W4256647580"],"related_works":["https://openalex.org/W1967445937","https://openalex.org/W2094870307","https://openalex.org/W2579257264","https://openalex.org/W2013888944","https://openalex.org/W1638974829","https://openalex.org/W27691294","https://openalex.org/W2029132227","https://openalex.org/W1984686621","https://openalex.org/W1591675904","https://openalex.org/W2040207829"],"abstract_inverted_index":null,"counts_by_year":[{"year":2024,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}