Lighthouses of the Universe: The Most Luminous Celestial Objects and Their Use for Cosmology - Proceedings of the MPA/ESO/MPE/USM Joint Astronomy Conf
The book reviews the present status of understanding the nature of the most luminous objects in the Universe, connected with supermassive black holes and supermassive stars, clusters of galaxies and ultraluminous galaxies, sources of gamma-ray bursts and relativistic jets.