Chemical technology of fibrous materials by F. / F. Sadov, M. Korchagin, A. Matetsky ; Translated from the Russian by N. chernyshova. Sadov, F Korchagin, M Matetsky, A Chernyshova, N. Fibers. 677 SAC Includes index. Moscow : Mir pub., c1973. c1973. 1973 Text 683 p. : eng