Proceedings of the Soutwest Reginal Conference for Astronomy and Asrophysics Vol.VII?ed.by
Proceedings of the Soutwest Reginal Conference for Astronomy and Asrophysics Vol.VII?ed.by
Preston F.Gott.Paul S.Riherd
- Lubbock USA 1982
- 177 p.,diagr.
Astronomy-Astrophysics-Conference
A9P93f1311
Astronomy-Astrophysics-Conference
A9P93f1311