1. Baver, L.D., 1940. Soil Physics. New York: Wiley.
2. Baver, L.D., 1948. Soil Physics, 2nd edn. New York: Wiley.
3. Baver, L.D., 1956. Soil Physics, 3rd edn. New York: Wiley.
4. Baver, L.D., Gardner, W.H., and Gardner, W.R., 1972. Soil Physics, 4th edn. New York: Wiley.
5. Bear, J., 1972. Dynamics of Fluids in Porous Media. New York: American Elsevier (See especially Chapters 4, 5, and 6.).