Pennington, Winifred (1977): Lake sedimants in the Late-Glacial environment in northern Scotland. In: J.M. Gray and Lowe, J.J. (eds.).: Studies in the Scottish Lateglacial Environment. Pergamon Press, Oxford, United Kingdom, 119-141
Pennington, Winifred; Tutin, TG; Haworth, E Y; Bonny, Anne P; Lishman, J P (1972): Lake sediments in northern Scotland. Philosophical Transactions of the Royal Society B-Biological Sciences, 264(861), 191-294, doi:10.1098/rstb.1972.0012