Astronomy and astrophysics abstracts vol. 50B, literature 1989, pt. 2 - Burkhardt G., ed.; Esser, U., ed.; Hefele, H., ed.; Heinrich, I., ed.; Hofmann, W., ed.; Krahn, D., ed.; Matas, V R., ed.; Schmadel, L D., ed.; Wielen, R., ed. (Berlin Springer-Verlag, 1990)
Keywords: Abstracts-Astronomy and Astrophysics; Astronomy and Astrophysics Abstracts; Astronomy and Astrophysics Thesaurus