by Goldstein, W.A, Scully, M.J, Kohl, D.H, Shearer, G
Published in American journal of alternative agriculture (1998)

by Benson, V.W. (USDA, SCS, Temple, TX), Goldstein, W.A, Young, D.L, Williams, J.R, Jones, C.A, Kiniry, J.R
Published in Reprints - U.S. Department of Agriculture, Agricultural Research Service (USA) (1990)