Sroka, P., and J. V. Arnekleiv. “Two New Species of Acentrella Bengtsson, 1912 (Ephemeroptera, Baetidae) from Kazakhstan With Notes on the Palaearctic Fauna”. Zootaxa, vol. 2693, no. 1, Dec. 2010, pp. 1–20, doi:10.11646/zootaxa.2693.1.1.