Jendek, E. and Grebennikov, V.V. 2009. Revision of the Agrilus cyanescens species-group (Coleoptera: Buprestidae) with description of three new species from the east Palaearctic region. Zootaxa. 2139, 1 (Jun. 2009), 43–60. DOI:https://doi.org/10.11646/zootaxa.2139.1.3.