1. Bayer, U., 1989. Stratigraphic and environmental patterns of ironstone deposits. In: Young, T.P., Taylor, W.E.G. (Eds.), Phanerozoic Ironstones. Geological Society of London Special Publications 46, 105–117.
2. Bureau of Geology and Mineral Resources of Sichuan Province, 1997. Stratigraphy (Lithostratic) of Sichuan Province. China University of Geosciences Press, Wuhan, 417 pp. (in Chinese).
3. Outer ramp cycles in the Upper Muschelkalk of the Catalan Basin, northeast Spain;Calvet;Sedimentary Geology,1988
4. Paleogeographic evolution of the Lower Yangtze region and the break of the “platform-slope-basin” pattern during the Late Ordovician;Chen;Science China Earth Sciences,2018
5. Chen, S., Zeng, M., Tian, J.C., Ren, K.F., Jin, X.Y., Li, C.W., 2021. Chamosite-ooidal limestone at the bottom of Ordovician Pagoda Formation in the southwestern Yangtze Platform: origin and paleoenvironmental implications. Earth Science 46 (9), 3107–3122 (in Chinese, with English abstract).