- Akre, R. D. 1991: Wasp research: strengths, weaknesses, and future directions. New Zealand journal of zoology 18: 223–227.
- Carl, K. P.; Wagner, A 1982: Investigations on Sphecophaga vesparum Curtis (Ichneumonidae) and Metoecus paradoxus L. (Rhipiphoridae) for the biological control of Vespula germanica F. (Vespidae) in New Zealand. Unpublished report, Commonwealth Institute of Biological Control. 22 p.
- Donovan, B.J. 1991: Life cycle of Sphecophaga vesparum (Curtis) (Hymenoptera: Ichneumonidae), a parasite of some vespid wasps. New Zealand journal of zoology 18: 181–192.
- Donovan, B. J.; Read, P. E. C. 1987: Attempted biological control of social wasps, Vespula spp., (Hymenoptera: Vespidae) with Sphecophaga vesparum (Curtis) (Hymenoptera: Ichneumonidae) in New Zealand. New Zealand journal of zoology 14: 329–335.
- Moller, H. 1989: Towards constructive ecological engineering; the biological control of pests for the restoration of mainland habitats. In: Norton, D. A. ed., Management of New Zealand's natural estate. New Zealand Ecological Society occasional publication no. 1. pp. 89–93.
- Read, P. E. C.; Donovan, B. J.; Schroeder, N. C. 1990: Rearing and distribution of the introduced wasp parasitoid, Sphecophaga vesparum throughout New Zealand. Proceedings 43rd New Zealand Weed and Pest Control Conference: 191–194.
- Akre, R. D. 1991: Wasp research: strengths, weaknesses and future directions. New Zealand journal of zoology 18: 223–227.
- Archer, M. E. 1985: Population dynamics of the social wasps Vespula vulgaris and Vespula germanica in England. Journal of animal ecology 54: 473–485.
- Akre, R. D. 1991: Wasp research: strengths, weaknesses and future directions. New Zealand journal of zoology 18: 223–227.
- Bong, Chui Lien; Cole, A. L. J.; Walker, J. R. L.; Peters, J. A. 1979: Effect of sodium fluoroacetate (“compound 1080”) on the soil microflora. Soil biology and biochemistry 11: 13–18.
- Chang, V. 1988: Toxic baiting of the western yellowjacket (Hymenoptera: Vespidae) in Hawaii. Journal of economic entomology 81: 228–235.
- Spurr, E. B. 1991: Reduction of wasp (Hymenoptera: Vespidae) populations by poison-baiting; experimental use of sodium monofluoroacetate (1080) in canned sardine. New Zealand journal of zoology 18: 215–222.
- Akre, R. D. 1991: Wasp research: strengths, weaknesses, and future directions. New Zealand journal of zoology 18: 223–227.
- Archer, M. E. 1985: Population dynamics of the social wasp Vespula vulgaris and Vespula germanica in England. Journal of animal ecology 54: 473–485.
- Beggs, J. R.; Wilson, P. R. 1991: The kaka (Nestor meridionalis), a New Zealand parrot endangered by introduced wasps and mammals. Biological conservation 56: 23–38.
- Beirne, B. P. 1944: The cause of the occasional abundance or scarcity of wasps (Vespula spp.). Entomologists' monthly magazine 80: 121–124.
- Fox-Wilson, G. 1946: Factors affecting populations of social wasps, Vespula species, in England (Hymenoptera). Proceedings of the Royal Entomological Society of London (A) 21: 17–27.
- Moller, H.; Tilley, J. A. V.; Thomas, B. W.; Gaze, P. D. 1991: Effect of introduced social wasps on the standing crop of honeydew in New Zealand beech forests. New Zealand journal of zoology 18: 171–179.
- Perrott, D. C. F. 1975: Factors affecting use of mirex-poisoned protein baits for control of European wasp (Paravespuia germanica) in New Zealand. New Zealand journal of zoology 2: 491–508.
- Spurr, E. B. 1991: Reduction of wasp (Hymenoptera: Vespidae) populations by poison-baiting; experimental use of sodium monofluoroacetate (1080) in canned sardine. New Zealand journal of zoology 18: 215–222.