1. Optical properties of nucleic acids and their components;Beaven,1955
2. High-resolution density gradient sedimentation analysis;Britten;Science,1959
3. Deoxyribonucleic acid-directed synthesis of ribonucleic acid by an enzyme from Escherichia coli;Chamberlin,1962
4. The separation of nucleic acid derivatives by chromatography on ion-exchange columns;Cohn,1955