1. J. W. Gibbs: The Scientific Work of J. Willard Gibbs, Vol. 1, (Longmans Green, New York, 1906) p. 219
2. M. Volmer, A. Weber: Z. Phys. Chem. (Munich) 119, 227 (1926)
3. K. F. Kelton: in Crystal Nucleation in Liquids and Glasses, vol. 45, ed by H. Ehrenreich, D. Turnbull, (Academic Press: Boston, 1991)
4. F. P. Price: in Nucleation, ed by A. E. Zettlemoyer, (Dekker, New York, 1969) ch 8
5. B. Wunderlich: Macromolecular Physics, Vol. 2 Crystal Nucleation, Growth, Annealing (Academic Press, New York, 1976)