1. Carlin, R. B., and N. Shakespeare: The polymerization of p-chlorostyrene in the presence of polymethyl acrylate. J. Am. Chem. Soc. 68, 876 (1946).
2. Ushakov, S. N.: Copolymerization of unsaturated cellulose derivatives. Fiz.-Mat. Nauk 1, 35 (1943).
3. Waltcher, I., R. Burroughs Jr., and E. C. Jahn: Grafting to cellulose. International congress of pure and applied chemistry, Stockholm, 1953. Burroughs jr., R.: The preparation and characterization of a cellulose polystyrene graft polymer. Thesis, State University College of Forestry, Syracuse, N. Y., 1955.
4. Smets, G., and R. Hart: Block and graft copolymers. Fortschr. Hochpolm. Forsch. 2, 173–220 (1960).
5. Kolesnikov, G. S., and Tseng Han-ming: Graft polymers. Uspekhi Khim. 31, 485, 1025 (1962).