Roser, Siegfried.

Formation and evolution of cosmic structures by: Osterreichische Gesellschaft fur Astronomie und Astrophysik.; European Astronomical Society.; Congress on Progress and Controversies in Oncological Urology (2000:); Astronomische Gesellschaft (Germany); Roser, Siegfried. (Electronic resources)

Cosmic matter by: Astronomische Gesellschaft (Germany)., Meeting ((2007 :); Roser, Siegfried.; Wiley InterScience (Online service) (Electronic resources)