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Czechoslovakia:
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Bírová, H. 1991, Male genitalia and sexual index in Trichogramma cephalciae (Hymenoptera; Trichogrammatidae). Acta Entomologica Bohemoslovaca
88(3-4):245-252
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Hochmut, R.; Martinek, V. 1963, Beitrag zur Kenntnis der mitteleuropäischen Arten und Rassen der Gattung Trichogramma Westw. (Hymenoptera, Trichogrammatidae). Zeitschrift für Angewandte Entomologie
52:270
(Parasitoid identification correct)
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Sugonjaev, E.S.; Sorokina, A.P. 1978, Hymenoptera II. Chalcidoidea 16. Trichogrammatidae (Trichogramma Westw.). Opredeliteli Nasekomykh Evropeyskoy Chasti SSR
3:508
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Czech Republic:
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Kalina, V. 1989, Checklist of Czechoslovak Insects III (Hymenoptera). Chalcidoidea. Acta Faunistica Entomologica Musei Nationalis Pragae
19:127
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Germany:
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CIBC 1985, CIBC Annual Report 1984-85
pp.23
Commonwealth Agricultural Bureaux, Slough, U.K.
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Eichhorn, O.; Bogenschutz, H. 2000, Studies on the web-spinning spruce sawflies of the genus Cephalcia spp. Panz (Hym., Pamphilidae). IV. Population dynamics of Cephalcia abietis L. in Upper Swabia. Journal of Applied Entomology
124(3-4):121-139
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Fry, J.M. 1989, Natural enemy databank, 1987. A catalogue of natural enemies of arthropods derived from records in the CIBC Natural Enemy Databank.
pp.81
CAB International, Wallingford, Oxford, UK
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Vidal, S. 2001, Entomofauna Germanica. Band 4. Verzeichnis der Hautflügler Deutschalnds. Chalcidoidea. Entomologische Nachrichten und Berichte
Beiheft 7:68
(Eds: Dathe, H.H.; Taeger, A.; Blank, S.M.)
ISSN 0232-5535
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Walter, S. 1986, The parasitization of eggs ofspruce sawflies Cephalacia Panzer, in the Ergebirge, East Germany, from 1981-1983. Beiträge zur Entomologie
36(2):217-223
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Italy:
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Battisti, A.; Ros, N. da 1991, Accounts on the bio-ecology of Trichogramma cephalaciae Hochmut & Martinek in N-E Italy (Hym., Trichogrammatidae). (In: Insect Parasitoids. 4th European Workshop - Perugia 3-5 April, 1991) Redia
74(n. 3, Appendice):179-184
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Viggiani, G.; Laudonia, S. 1989, La specie italiane di Trichogramma Westwood (Hymenoptera: Trichogrammatidae), con un commento sullo stato della tassonomia del genere. Bollettino del Laboratorio di Entomologia Agraria 'Filippo Silvestri', Portici
46:114
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Poland:
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Bírová, H. 1991, Male genitalia and sexual index in Trichogramma cephalciae (Hymenoptera; Trichogrammatidae). Acta Entomologica Bohemoslovaca
88(3-4):245-252
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