Literature

Authors	Year	Title
R. A. Berner, Petsch, S. T., Lake, J. A., Beerling, D. J., Popp, B. N., Lane, R. S., Laws, E. A., Westley, M. B., Cassar, N., Woodward, F. I., Quick, W. P.	0	Isotope fractionation and atmospheric oxygen: implications for Phanerozoic O2 evolution
A. M. A. Aguinaldo, Turbeville, J. M., Linford, L. S., Rivera, M. C., Garey, J. R., Raff, R. A., Lake, J. A.	1997	Evidence for a clade of nematodes, arthropods and other moulting animals
D. J. Beerling, Lake, J. A., Berner, R. A., Hickey, L. J., Taylor, D. W., Royer, D. L.	2002	Carbon isotope evidence implying high O2/CO2 ratios in the Permo-Carboniferous atmosphere

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