Literatur
- Pearsall, W. H., 1921, The development of vegetation in the English Lakes considered in relation to the general evolution of glacial lakes and rock basins. Proc. Roy. Soc. Lond., B. 92, 259–84.
- Pearsall, W. H., 1920, The aquatic vegetation of the English Lakes. J. Ecology, 8, 163–201.
- Misra, R. D., 1938, Edaphic factors in the distribution of aquatic plants in the English Lakes. J. Ecology, 26, 411–451.
- Pearsall, W. H., 1930, Phytoplankton of the English Lakes, I. The proportions in the waters of some substances of biological importance. J. Ecology, 18.
- Pearsall, W. H., Phytoplankton of the English Lakes, II. The composition of the phytoplankton in relation to dissolved substances. J. Ecology, 20.
- Stocks, T., 1935, Erkundungen über Art und Schichtung des Meeresbodens mit Hilfe von Hochfrequenz-Echoloten. Naturwiss., 23, 383–7.
- Mortimer, C. H., 1940, Bathymetric surveys of the English Lakes with echo-sounding apparatus. Geogr. J. (im Druck).
- Jenkin, B. M., und Mortimer, C. H., 1938, Sampling lake deposits. Nature, 142, 834.