Paynter, Q.; Fowler, S.; Gourlay, A.; Haines, M.; Harman, H.; Hona, S.; Peterson, P.; Smith, L.; Wilson-Davey, J.; Winks, C.; Withers, T. Safety in New Zealand Weed Biocontrol a Nationwide Survey for Impacts on Nontarget Plants. NZPP 2004, 57, 102-107.