1. G. D. Clayton and F. E. Clayton, Patty’s Industrial Hygiene and Toxicology: Volume 2B: Toxicology, 3rd edn. Chapter 2 (John Wiley & Sons, New York, 1981), p. 3525.
2. G. Mamantov (ed.), Characterization of Solutes in Nonaqueous Solvents, Chapter 1 (Plenum Press, New York, 1976), p. 26.
3. B. L. Clapp, The Chemistry of the OH Group, Chapter 1 (Prentice-Hall, Englewood Cliffs, 1967), p. 19.