{"id":"https://openalex.org/W2997079484","doi":null,"title":"Osservazioni DI stelle occultate dalla luna aprile 1928-dicembre 1929 ; Variabilita delle righe dell'idrogeno E del calcio nello spettro DI alcune Cefeidi","display_name":"Osservazioni DI stelle occultate dalla luna aprile 1928-dicembre 1929 ; Variabilita delle righe dell'idrogeno E del calcio nello spettro DI alcune Cefeidi","publication_year":1930,"publication_date":"1930-01-01","ids":{"openalex":"https://openalex.org/W2997079484","mag":"2997079484"},"language":"it","primary_location":{"id":"mag:2997079484","doi":null,"is_oa":false,"landing_page_url":"http://ui.adsabs.harvard.edu/abs/1930MmArc..47....1C/abstract","pdf_url":null,"source":{"id":"https://openalex.org/S4306521725","display_name":"Osservazioni e memorie dell'Osservatorio astrofisico di Arcetri","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Osservazioni e memorie dell'Osservatorio astrofisico di Arcetri","raw_type":null},"volume":null,"type":"article","indexed_in":[],"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/A5005006303","display_name":"Attilio Colacevich","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Attilio Colacevich","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5015107372","display_name":"Guglielmo Righini","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Guglielmo Righini","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110712019","display_name":"Giorgio Piccardi","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Giorgio Piccardi","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5110745210","display_name":"Giorgio Abetti","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Giorgio Abetti","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.28566518,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"47","issue":null,"first_page":"1","last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10039","display_name":"Stellar, planetary, and galactic studies","score":0.9595000147819519,"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/T10039","display_name":"Stellar, planetary, and galactic studies","score":0.9595000147819519,"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/T12836","display_name":"History and Developments in Astronomy","score":0.02800000086426735,"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/T12917","display_name":"Astronomy and Astrophysical Research","score":0.006399999838322401,"subfield":{"id":"https://openalex.org/subfields/3105","display_name":"Instrumentation"},"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/lunar-occultations","display_name":"lunar occultations","score":0.7179999947547913},{"id":"https://openalex.org/keywords/cepheid-variables","display_name":"Cepheid variable stars","score":0.8289999961853027},{"id":"https://openalex.org/keywords/hydrogen-spectral-lines","display_name":"hydrogen spectral lines","score":0.8360000252723694},{"id":"https://openalex.org/keywords/spectral-line-variability","display_name":"spectral line variability","score":0.8069999814033508},{"id":"https://openalex.org/keywords/stellar-spectra","display_name":"stellar spectra","score":0.6330000162124634}],"concepts":[{"id":"https://openalex.org/C15708023","wikidata":"https://www.wikidata.org/wiki/Q80083","display_name":"Humanities","level":1,"score":0.4248819649219513},{"id":"https://openalex.org/C142362112","wikidata":"https://www.wikidata.org/wiki/Q735","display_name":"Art","level":0,"score":0.26055097579956055}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:2997079484","doi":null,"is_oa":false,"landing_page_url":"http://ui.adsabs.harvard.edu/abs/1930MmArc..47....1C/abstract","pdf_url":null,"source":{"id":"https://openalex.org/S4306521725","display_name":"Osservazioni e memorie dell'Osservatorio astrofisico di Arcetri","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Osservazioni e memorie dell'Osservatorio astrofisico di Arcetri","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W3016683989","https://openalex.org/W3150816134","https://openalex.org/W3083724276","https://openalex.org/W3085192552","https://openalex.org/W2091710145","https://openalex.org/W1966836710","https://openalex.org/W2022736237","https://openalex.org/W1964231514","https://openalex.org/W2994735147","https://openalex.org/W3024140407"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2025-10-10T17:16:08.811792","created_date":"2020-01-10T00:00:00"}