TY - BOOK AU - Ehlers, J., ed. AU - Schafer, G., ed. ED - 81 WE-Heraeus-Seminar TI - Relativistic gravity research-with emphasis on experiments and observations: proceedings of the 81 WE-Heraeus-seminar Bad Honeef, Germany, 2-6 September 1991 T2 - Lecture notes in physics; v. 410 SN - 3-540-56180-3 PY - 1992/// CY - Berlin PB - Springer-Verlag KW - Astronomy and astrophysics thesaurus KW - Relativistic astrophysics ER -