Williams, I. H., Buchs, W., Hokkanen, H., Johnen, A., Klukowski, Z., Luik, A., Menzler-Hokkanen, I., Nilsson, C. and Ulber, B. 2002. Integrated pest management strategies incorporating bio-control for European oilseed rape pests. Abstracts 7th European Congress of Entomology, Thessaloniki, 7-13 October 2002 .
Williams, I. H. 2002. Management strategies for European rape pests - a new EU project. Abstracts 6th National Meeting of the Royal Entomological Society, Cardiff, 12-13 September 2002 .