1. H. Staudinger, ?Macromolecular Organic Compounds. Rubber and Cellulose?, United Sci. Tech. Press, 1935, p. 57; H. Staudinger and F. Staiger, Ber. 68, 707 (1935);
2. H. Staudinger and H. Schwalenstocker, ibid, 727; H Staudinger and A. Steinhoper, ibid, 471, Ann. 517,56 (1935).
3. H. Staudinger and H. Schwalenstocker, Ber. 68, 728 (1935).
4. H. Staudinger and E. Ochiai, Z. phys. Chem. 158, 45 (1932).
5. H. Staudinger and K. Rossler, Ber. 69, 52 (1936).