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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

Chemical Evolution: Physics of the Origin and Evolution of Life: Proceedings of the Fourth Trieste Conference on Chemical Evolution, Trieste, Italy, 4–8 September 1995