/persons/resource/persons26313
Nielsen,
A. B.
Observational Relativity and Cosmology, AEI-Hannover, MPI for Gravitational Physics, Max Planck Society;
/persons/resource/persons206560
Birnholtz,
O.
Observational Relativity and Cosmology, AEI-Hannover, MPI for Gravitational Physics, Max Planck Society;