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A revision of the African and Malagasy species of the genus Leptomastix (Hymenoptera, Encyrtidae), parasitoids of mealybugs (Homoptera: Pseudococcidae)
Vol 68, Page 93, Date 1999
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A revision of the north-west European species of the formosus species group of Spilomicrus (Hymenoptera, Diapriidae)
Vol 68, Page 129, Date 1999
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A review of the soldierless African termite genus Amicotermes Sands 1972 (Isoptera, Termitidae, Apicotermitinae)
Vol 68, Page 145, Date 1999