The application of biological pesticides: Limitations and a practical solution - A. C. Chapple; R. A. Downer; T. M. Wolf; R. A. J. Taylor; F. R. Hall (BioControl, 1996)

Laboratory studies on the biology ofSpalangia nigra [Hym.: Pteromalidae] - R. D. Hall; F. J. Fischer (BioControl, 1988)