1. “The Environmental Effects of Pesticide Drift.”,1993
2. “Pesticide Application Methods.”;Matthews,1992
3. “Application Technology for Crop Protection”;Miller,1993
4. S. J. Doble, G. A. Matthews, I. Rutherford, and E. S. E. Southcombe, Proc. British Crop Protection Conference - Weeds, 1983, 1125.
5. “Application Technology for Crop Protection”;Parkin,1993