1. , : US Pat. 4011233
2. , : Z. Kristallographie, in press (1989)
3. : Applications of absorption spectroscopy of organic compounds, 3rd edn (Prentice-Hall of India (P) Ltd) pp. 30–34 (1974)
4. : Infrared and Raman spectra of inorganic and coordination compounds 3rd edn, New York 1978, p. 379
5. Conformational Studies of Antiradiation Agents by NMR: Cysteamine and Its Derivatives