1. F. A. Bovi, High-Resolution NMR of Macromolecules (Khimiya, Moscow, 1979) [in Russian].
2. D. Wu, A. Chen, and C. S. Johnson, Jr., J. Magn. Reson. A 115, 260 (1995).
3. R. Gröwe and T. Lehmann, Eur. Patent No. 2,024,441 (2009).
4. S. Tanimoto, K. Isoue, M. Tokoh, and T. Miura, US Patent No. 7,968,639 (2011).
5. M. E. Rozenberg, Vinyl Acetate Polymers (Khimiya, Leningrad, 1983) [in Russian].