1. A. Cowking, J. G. Rider, I. L. Hay, and A. Keller, J. Mater. Sci. 3 (1968) 429.
2. J. J. Point in ?Colloque sur les Méthodes Analytiques par Rayonnement X? Montpellier (1969) 183.
3. J. J. Point, M. Dosière, and A. Coffin, IUPAC Symposium, Leiden (1970) communication III. 44.
4. Idem, Second conference on Small Angle X-ray Scattering, Graz (1970).
5. P. H. Geil, ?Polymer Single Crystals? (John Wiley, 1963).