1. A. A. Sindeev and B. A. Khar'kov Khim. Volokna, No. 3, 23?28 (1981).
2. B. P. Belozerov, V. M. Eliseev, and L. A. Fleer, in: Developing Advanced Equipment for the Manufacture of Man-Made Fibres (Summaries of Reports at the All-Union Scientific-Technical Conference) [in Russian], Chernigov (1987), pp. 63?74.
3. R. J. Fisher and M. M. Denn, AIChE J., 22, No. 2, 236?241 (1976).
4. Yu. P. Nekrasov and N. K. Zhiganov, Fourth International Symposium on Man-Made Fibres, Kalinin, 1986.. Preprints, Vol. 3, 309?314.
5. S. Kase and T. Matsuo, J. Polymer Sci., 3, 2541?2554 (1965).