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E. M. Davidian, A. R. Manukyan, and S. A. Belokobylskij, “A new and the second fossil species of the genus Ephedrus Haliday, 1833(Hymenoptera: Braconidae: Aphidiinae) from Baltic amber”, Zootaxa, vol. 5297, no. 4, pp. 587–593, Jun. 2023.