1. “Submikroskopische Morphologie des Protoplasmas und seiner Derivate”;Frey-Wyssling,1938
2. “Physics and Chemistry of Cellulose Fibres”;Hermans,1949
3. “Fibre Science”;Preston,1953
4. “Elastic and Creep Properties of Filamentous Materials and Other High Polymers”;Leaderman,1943
5. C. Nägeli. “ Micellartheorie.” Original papers reprinted as “ Ostwalds Klassiker”, No. 227 (Edited by A. Frey), Leipzig, 1928.