Thực đơn
Tầng_NoriaThực đơn
Tầng_NoriaLiên quan
Tầng NoriaTài liệu tham khảo
WikiPedia: Tầng_Noria http://stratigraphy.science.purdue.edu/charts/Time... http://pubs.usgs.gov/fs/2007/3015/fs2007-3015.pdf http://www.stratigraphy.org/ICSchart/ChronostratCh... http://www.stratigraphy.org/ICSchart/ChronostratCh... http://www.stratigraphy.org/bak/geowhen/stages/Nor... https://web.archive.org/web/20051109154300/http://... https://web.archive.org/web/20060518100851/http://... https://commons.wikimedia.org/wiki/Category:Norian...