Alwin-Kownacka, A., R. Szadziewski, and J. Szwedo. “Predatory Midges of the Tribes Palpmyiini and Sphaeromiini (Diptera: Ceratopogonidae) from the Middle East, With Keys and Descriptions of New Species”. European Journal of Taxonomy, no. 318, May 2017, doi:10.5852/ejt.2017.318.