Mercer-Smith, J A Photochemistry of porphyrins: a model for the origin of photosynthesis. [electronic resource] - Photochemistry and photobiology Mar 1984 - 397-405 p. digital Publication Type: Journal Article; Research Support, U.S. Gov't, Non-P.H.S. ISSN: 0031-8655 Standard No.: 10.1111/j.1751-1097.1984.tb08197.x doi Subjects--Topical Terms: Biological EvolutionEdetic AcidEvolution, ChemicalHydrogen--chemistryLightPhotochemistryPhotosynthesisPlatinum--chemistryPolyvinyl Alcohol--chemistryPorphyrins--chemistryProtons