1. , , in: “The Science and Technology of Gelatin”, , , Eds., Academic Press, London 1977, p. 261.
2. , in: “Encyclopedia of Polymer Science and Engineering”, Vol. 7, , , , , Eds., Wiley, New York 1987, p. 508.
3. , , , in: “Controlled Interphases in Composite Materials”, , Ed., Elsevier, New York 1990, p. 653.
4. , , , , in: “Composites Interphases”, , , Ed., Elsevier, New York 1986, p. 143.