1. Hay, E.D.: Cell Biology of Extracellular Matrix. New York: Plenum Press 1982
2. Hogan, B.L., et al.: J. Cell Biol. 95, 197 (1982)
3. Farquhar, M., in: Cell Biology of Extracellular Matrix, p. 181 (E.D. Hay, ed.). New York: Plenum Press 1982
4. Rojkind, M., et al.: J. Cell Biol. 87, 255 (1980)
5. Austin, C.R.: The Mammalian Egg. Springfield: Thomas 1961