{"id":"https://openalex.org/W4401957166","doi":"https://doi.org/10.1177/0971102319910101","title":"Ammonoid Biochonology of the Upper Jurassic Kimmeridgian stage in Kachchh, India","display_name":"Ammonoid Biochonology of the Upper Jurassic Kimmeridgian stage in Kachchh, India","publication_year":1991,"publication_date":"1991-12-01","ids":{"openalex":"https://openalex.org/W4401957166","doi":"https://doi.org/10.1177/0971102319910101"},"language":"en","primary_location":{"id":"doi:10.1177/0971102319910101","doi":"https://doi.org/10.1177/0971102319910101","is_oa":false,"landing_page_url":"https://doi.org/10.1177/0971102319910101","pdf_url":null,"source":{"id":"https://openalex.org/S4394735541","display_name":"Journal of the Palaeontological Society of India","issn_l":"0552-9360","issn":["0552-9360","2753-7269"],"is_oa":false,"is_in_doaj":true,"is_core":false,"listed_in":["doaj","dongbi-d","poland-20","russia-white-list-3"],"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":"Journal of the Palaeontological Society of India","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref","doaj"],"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/A5001915270","display_name":"Jai Krishna","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Jai Krishna","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5083634246","display_name":"Deo Brat Pathak","orcid":"https://orcid.org/0009-0008-1259-3284","observed_orcids":["https://orcid.org/0009-0008-1259-3284"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Deo Brat Pathak","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":1200,"currency":"USD","value_usd":1200},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.4743562,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"36","issue":"1","first_page":"1","last_page":"11"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10109","display_name":"Paleontology and Stratigraphy of Fossils","score":0.9897000193595886,"subfield":{"id":"https://openalex.org/subfields/1911","display_name":"Paleontology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10109","display_name":"Paleontology and Stratigraphy of Fossils","score":0.9897000193595886,"subfield":{"id":"https://openalex.org/subfields/1911","display_name":"Paleontology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10955","display_name":"Paleontology and Evolutionary Biology","score":0.0066999997943639755,"subfield":{"id":"https://openalex.org/subfields/1911","display_name":"Paleontology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10965","display_name":"Geological formations and processes","score":0.0006000000284984708,"subfield":{"id":"https://openalex.org/subfields/1904","display_name":"Earth-Surface Processes"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/ammonoids","display_name":"ammonoids","score":0.953000009059906},{"id":"https://openalex.org/keywords/kimmeridgian","display_name":"Kimmeridgian","score":0.9309999942779541},{"id":"https://openalex.org/keywords/late-jurassic","display_name":"Late Jurassic","score":0.9580000042915344},{"id":"https://openalex.org/keywords/ammonite-biostratigraphy","display_name":"ammonite biostratigraphy","score":0.6740000247955322},{"id":"https://openalex.org/keywords/kachchh","display_name":"Kachchh","score":0.9020000100135803}],"concepts":[{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.8461215496063232},{"id":"https://openalex.org/C146357865","wikidata":"https://www.wikidata.org/wiki/Q1123245","display_name":"Stage (stratigraphy)","level":2,"score":0.8384385108947754},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.6861501336097717}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1177/0971102319910101","doi":"https://doi.org/10.1177/0971102319910101","is_oa":false,"landing_page_url":"https://doi.org/10.1177/0971102319910101","pdf_url":null,"source":{"id":"https://openalex.org/S4394735541","display_name":"Journal of the Palaeontological Society of India","issn_l":"0552-9360","issn":["0552-9360","2753-7269"],"is_oa":false,"is_in_doaj":true,"is_core":false,"listed_in":["doaj","dongbi-d","poland-20","russia-white-list-3"],"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":"Journal of the Palaeontological Society of India","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:da85706bc38d4e5a81bafe4fcd7c19d3","doi":null,"is_oa":false,"landing_page_url":"https://doaj.org/article/da85706bc38d4e5a81bafe4fcd7c19d3","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","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":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Journal of the Palaeontological Society of India, Vol 36 (1991)","raw_type":"article"}],"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/W303985053","https://openalex.org/W2606330063","https://openalex.org/W988331424","https://openalex.org/W2606725250","https://openalex.org/W4401960671","https://openalex.org/W1516391198","https://openalex.org/W4402137295","https://openalex.org/W2591246335","https://openalex.org/W2592347328","https://openalex.org/W7084387471"],"abstract_inverted_index":null,"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":3},{"year":2018,"cited_by_count":2},{"year":2013,"cited_by_count":2}],"updated_date":"2026-10-16T09:59:22.235173","created_date":"2024-08-29T00:00:00"}