A. Betts

Effects of residual dry matter on net primary production and plant functional groups in Californian annual grasslands

K. Tate, R. Jackson, J. Bartolome, 2007 .

Homocysteine in the plasma of renal transplant recipients: effects of cofactors for methionine metabolism.

D. Wilcken, A. Betts, V. Gupta, 1981, Clinical science.

Summary of palaeoenvironmental and prehistoric investigations in the Azraq Basin.

C. Hunt, B. Byrd, A. Betts, 1988 .