Publications of the Stellar Astrophyics group
A compilation of theoretical spectroscopic constants and rotational-vibrational transition frequencies for the isoelectronic series of linear triatomic molecules HCN, HNC, HCO+, HOC+, HNN+ obtained from Ab Initio calculated energy hypersurfaces. (1977), 153 pp.
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)