1. Zur statistischen Theorie der Turbulenz
2. Spectrum of Locally Isotropic Turbulence
3. A variety of elementary transfer approximations have been investigated recently by W. H. Reid (unpublished).
4. E. A. Spiegel, Proceedings of the IUGG-IUTAM Symposium on Turbulence in Geophysics, Marseille, 1961 (J. Geophys. Research, to be published).