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Book Chapter (1)
1.
Book Chapter
Dynamics of interplanetary material. In: Cosmic Gas Dynamics, pp. 177 - 255 (Ed. Uberoi, M. S.). Wiley & Sons, New York [u.a.] (1974)
Conference Paper (7)
2.
Conference Paper
Dense interstellar clouds and comets. In: Astronomical papers dedicated to Bengt Strömgren, pp. 327 - 337 (Eds. Reiz, A.; Andersen, T.). International Symposium , Copenhagen, Denmark, May 30, 1978 - June 01, 1978. Copenhagen University Observatory, Copenhagen, Denmark (1978)
3.
Conference Paper
Historical reminiscences of the origins of stellar convection theory (1930 - 1945). In: Problems of Stellar Convection: Proceedings of the Colloquium Nr. 38 of the International Astronomical Union, pp. 4 - 14 (Eds. Spiegel, E. A.; Zahn, J. P.). 38th Colloquium of the International Astronomical Union, Nice, France, August 16, 1976 - August 20, 1976. Springer, Berlin [u.a.] (1977)
4.
Conference Paper
Interaction of a comet with the solar wind. In: Solar Wind Three, pp. 396 - 414 (Ed. Russell, C. T.). Third Solar Wind Conference, Pacific Grove, CA, USA, 1974. University of California, Los Angeles, CA, USA (1974)
5.
Conference Paper
Estimate of the mass of the proto-cometary cloud. In: Symposium sur l'Origin du Systeme Solaire - Symposium on the Origin of the Solar System, p. 311 - 311 (Ed. Reeves, H.). Symposium sur l'Origin du Systeme Solaire - Symposium on the Origin of the Solar System, Nice, France, April 03, 1972 - April 07, 1972. Centre National de la Recherche Scientifique, Paris, France (1972)
6.
Conference Paper
On the importance of plasma effects. In: Symposium sur l'Origin du Systeme Solaire - Symposium on the Origin of the Solar System, p. 367 - 367 (Ed. Reeves, H.). Symposium sur l'Origin du Systeme Solaire - Symposium on the Origin of the Solar System, Nice, France, April 03, 1972 - April 07, 1972. Centre National de la Recherche Scientifique, Paris, France (1972)
7.
Conference Paper
Energy balance of the interstellar medium. In: Interstellar Matter in Galaxies, pp. 153 - 163 (Ed. Woltjer, L.). The Distribution and Motion of Interstellar Matter in Galaxies, Princeton, NJ, USA, April 10, 1961 - April 20, 1961. W. A. Benjamin, New York (1962)
8.
Conference Paper
Dynamic effects of magnetic fields and the galactic halo. In: Interstellar Matter in Galaxies, pp. 245 - 246 (Ed. Woltjer, L.). The Distribution and Motion of Interstellar Matter in Galaxies, Princeton, NJ, USA, April 10, 1961 - April 20, 1961. W. A. Benjamin, New York (1962)
Thesis - PhD (1)
9.
Thesis - PhD
Untersuchungen über den inneren Aufbau der Sterne. Dissertation, 23 pp., Georg-August-Universität, Göttingen, Germany (1932)