Exobiology: Matter, Energy, and Information in the Origin and Evolution of Life in the Universe: Proceedings of the Fifth Trieste Conference on Chemical Evolution: An Abdus Salam Memorial Trieste, Italy, 22–26 September 1997

First Steps in the Origin of Life in the Universe: Proceedings of the Sixth Trieste Conference on Chemical Evolution Trieste, Italy 18–22 September, 2000

Astrobiology: Origins from the Big-Bang to Civilisation Proceedings of the Iberoamerican School of Astrobiology Caracas, Venezuela, 28 November– 8 December, 1999