K.  Hoelmer, Roltsch, W., Simmons, G., and Gould, J., ?Reviewing a multi-agency biological control program for Bemisia argentifolii in the southwest United States: establishing, conserving & augmenting new parasitoids & evaluating their?, in Abstracts, XXI International Congress of Entomology, Brazil, August 20-26, 2000, 2000, vol. 2, p. 999.