Stevenson, A.C., Juggins, S., Birks, H.J.B., Anderson, D.S., Anderson,
N.J., Battarbee, R.W., Berge, F., Davis, R.B., Flower, R.J., Haworth,
E.Y., Jones, V.J., Kingston, J.C., Kreiser, A.M., Line, J.M., Munro,
M.A.R., and Renberg, I. (1995). The Surface Waters Acidification
Project Palaeolimnology programme: modern diatom/lake-water chemistry
data-set. ENSIS Publishing, London.