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| | issg Database: References for Vespula vulgaris |
 | | Harris, R. J and Rose, E. Factors influencing reproductive strategies of the vespid parasitoid Sphecocphaga vesparum vesparum (Hymenoptera: Ichneumonidae). |
 | | Moller, H., Plunkett, G. M., Tilley, J. V., Toft, R. and Beggs, J. Establishment of the wasp parasitoid, Sphecophaga vesparum (Hymenoptera: Ichneumonidae), in New Zealand. |
 | | Toft, R. J., Malham, J. and Beggs, J. Mortality and emergence pattern of over-wintering cocoons of the wasp parasitoid Sphecophaga vesparum vesparum (Hymenoptera: Ichneumonidae) in New Zealand. |
| www.issg.org /database/species/references.asp?si=67&fr=1&sts= (1685 words) |
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