1. S. W. Carey: Theories of the Earth and Universe. Stanford University Press, Stanford, California, 1988.
2. J. A. Jacobs: The Earth's Core. Academic Press Inc., London, New York, San Francisco 1975.
3. Report of IAG SSG 5-100: Parameters of Common Relevance of Astronomy, Geodesy, and Geodynamics. Presented at XXth IUGG/IAG Gen. Ass., Vienna 1991, Bull. Géod.,66 (1992), 193–197.
4. M. Burša: Global geodynamic long-term variations and expanding Earth hypothesis. Studia geoph. et geod.,37 (1993), 113–124.
5. C. T. Scrutton: Periodic growth features in fossil organismus and the length of the day and Month. In: P. Brosche, J. Sündermann (Eds.), Tidal Friction and the Earth's Rotation, Springer-Verlag, Berlin, Heidelberg, New York 1978, 154–196.