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Tầng Tầng lớp Itaewon Tầng đối lưu Tầng Apt Tầng Champagne Tầng Anisia Tầng Carnia Tầng Noria Tầng ngậm nước Tầng LadiniaTài liệu tham khảo
WikiPedia: Tầng_Barrême http://stratigraphy.science.purdue.edu/charts/Time... http://pubs.usgs.gov/fs/2007/3015/fs2007-3015.pdf //dx.doi.org/10.1134%2FS1028334X06060018 http://www.stratigraphy.org/ICSchart/ChronostratCh... http://www.stratigraphy.org/index.php/ics-chart-ti... https://web.archive.org/web/20060518101714/http://... https://web.archive.org/web/20100822025941/http://... https://stratigraphy.org/gssps/ https://commons.wikimedia.org/wiki/Category:Barrem...