1. in ?Crystal Growth?, Chapman and Hall, London 1951.
2. in ?Physics and Chemistry of the Organic Solid State?. Ed. by and Interscience, New York 1963 Vol. 1 p. 369 and Vol. 2 p. 873;
3. Crystal Growth, North-Holland Publishing Company, Amsterdam and London, 1973, p. 367.
4. XXI. Crystal habit and internal structure.—I.