Proceedings of the Ninth International Conference on General Relativity and Gravitation Jena, 14-19 July 1980 /
International Conference on General Relativity and Gravitation(9th :1980 :Jena).
Schmutzer, E.(Ernst)
International Society for General Relativity and Gravitation.
International Union of Pure and Applied Physics.
Friedrich-Schiller-Universität Jena.
Cambridge Cambridge University Press
1983
General relativity (Physics)
Gravitation.