W. Hofmann

Literature 1983

D. Krahn, S. Bohme, et al.

Astronomy and Astrophysics Abstracts

W. Fricke, L. D. Schmadel, et al.

Literature 1985

L. D. Schmadel, H. Hefele, et al.

Literature 1984

D. Krahn, S. Bohme, et al.

Literature 1987

V. R. Matas, U. Esser, et al.

Literature 1988

W. Hofmann, D. Krahn, et al.

Literature 1983, Part 1

G. Zech, I. Heinrich, et al.

Literature 1986, Part 1

V. R. Matas, U. Esser, et al.

Literature 1984, Part 2

Prof. Dr. Walter Fricke, V. R. Matas, et al.

Literature 1984, Part 1

Inge Heinrich, G. Zech, et al.