1. Anhydrides of the Pentitols and Hexitols
2. N.R. Williams, This Volume, p. 109.
3. J. Defeye, This Volume, p. 181.
4. Notes- A Simple Preparation of 1,4-Anhydroerythritol.
5. Badische Anilin und Soda-Fabrik Akt.-Ges., Ger. Pat. 833,963 (Mar. 13, 1952).