@article {6025,
	title = {Uranium isotope compositions of mid-Proterozoic black shales: evidence for an episode of increased ocean oxygenation at 1.36 Ga and evaluation of the effect of post-depositional hydrothermal fluid flow},
	journal = {Precambrian Research},
	volume = {298},
	year = {2017},
	pages = {187-201},
	author = {S. Yang and B. Kendall and X. Lu and F. Zhang and W. Zheng}
}