Search for amino acids in apollo returned lunar soil
Formation of amino acids by cobalt-60 irradiation of hydrogen cyanide solutions
Evidence for amino acids in hydrolysates of compounds formed by ionizing radiations
Phosphorus, a key to life on the primitive earth
The evolution of the protein synthesis system, II
Effect of polynucleotides on the dimerization of glycine
Organic synthesis in the atmosphere of Titan
Amino acids from the Late Precambrian Thule Group, Greenland