1. Carpenter, E., 1950, Growth and form in vitro of avian femur rudiments on clots in which dried products are substituted for fresh fowl plasma, J exp Zool 113:301–317.
2. Fell, H. B. and Canti, R. G. 1934, Experiments on the development in vitro of the avian knee-joint. Proc R Soc B 116, 316–351.
3. Hamburger, V. and Hamilton, H. L., 1951, A series of normal stages in the development of the chick embryo, J Morphol 88:49–92.
4. Hicks, R, 1983; reported in: J. R. Hinchliffe and Johnson D. R., Growth of Cartilage“, in: ”Cartilage“, Vol. 2, B. K. Hall, ed. Academic Press.
5. Holder, N., 1977, An experimental investigation into the early development of the chick elbow-joint, J Embryol exp Morph 39:115–27.