1. Allard, M. & R. Fortier, 1990. The thermal regime of a permafrost body at Mont du Lac des Cygnes, Québec. Canadian Journal of Earth Sciences 27: 694–697.
2. Anderson, N. J., 2000. Diatoms, temperature and climate change. European Journal of Phycology 35: 307–314.
3. Battarbee, R. W. & M. J. Kneen, 1982. The use of electronically counted microspheres in absolute diatom analysis. Limnology and Oceanography 27: 184–188.
4. Birks, H. J. B., 1995. Quantitative Palaeoenvironmental Reconstructions. In Maddy, D. & J. S. Brew (eds), Statistical Modelling of Quaternary Science Data. Quaternary Research Association, Cambridge: 161–254.
5. Bradbury, J. P., 1988. A climatic-limnologic model of diatom succession for paleolimnological interpretation of varved sediments at Elk Lake, Minnesota. Journal of Paleolimnology 1: 115–131.