Literature
- Haefeli, R.: Schneemechanik mit Hinweisen auf die Erdbaumechanik, Eidgenossischen Technischen Hochschule in Zürich 1939.
- Nakaya, U. et al.: The Physics of Skiing, the Preliminary and General Survey, Journal of the Faculty of Science, Series II, Volume 1, No. 9, Hokkaido Imperial University, 1936.
- Seligman, G.: Snow Structure and Ski Fields, MacMillan and Company. London 1936.
- Klein, G. J.: Method of Measuring the Significant Characteristics of a Snow-Cover. Report No. MM-192 of the National Research Council of Canada. 1946.
- Klein, G. J. Snow-Cover Measurements, Supplement to Report No. MM-192. Report No. MM-202 of the National Research Council of Canada. 1947.