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MacKereth, F. J. H. (1966). "Some chemical observations on post-glacial lake sediments". Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences. 250 (765): 165–213. Bibcode:1966RSPTB.250..165M. doi:10.1098/rstb.1966.0001.
Mackereth F. J. H.; Cooper Leslie Hugh Norman (1966-03-17). "Some chemical observations on post-glacial lake sediments". Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences. 250 (765): 165–213. Bibcode:1966RSPTB.250..165M. doi:10.1098/rstb.1966.0001.