1. 1. R. Ross, and B. S. Gould , inTreatise on Collagen (edited by), Academic Press, New York1968 , Vol. 2A , p.1 .
2. The Native and Denatured States of Soluble Collagen
3. 3. K. A. Piez, and G. N. Ramachandran , inTreatise on Collagen (edited by), Academic Press, New York1967 , Vol. 1 , p.207 .
4. Evidence for a non-helical region at the carboxyl terminus of the collagen molecule
5. The nature and location of intramolecular cross-links in collagen.