1. in Progress in Nucleic Acid Research and Molecular Biology, Academic Press, New York, Vol. 9, 1969, p. 75
2. Solvent Effect on the Conformation of Actinomycin D
3. in Optical Rotatory Dispersion and Circular Dichroism in Organic Chemistry, Ed., Heyder and Son, Ltd., London, 1967, p. 41.
4. Conformational studies on actinomycin