C. Ponnamperuma

• Cosmochemical Evolution and the Origins of Life : Proceedings of the Fourth International Conference on the Origin of Life and the First Meeting of the ... Papers and Volume II
• Cosmochemical Evolution and the Origins of Life : Proceedings of the Fourth International Conference on the Origin of Life and the First Meeting of the International Society for the Study of the Origin of Life, Barcelona, June 25-28, 1973, Volume I : Invi