1. General description of orientation factors in terms of expansion of orientation distribution function in a series of spherical harmonics
2. 25th Ann. Techn. Conf., Reinforced Plastics, Composites Division, SPI, Inc., Section 14-A, pp. 1-13 (1970).
3. Behavior of discontinuous fiber composites: Fiber orientation
4. and ASTM Symposium, Pittsburgh, PA, November 7, 1983.
5. and Statistics for Experimenters: An Introduction to Design, Data Analysis and Model Building, John Wiley & Sons, New York, (1978).