Topkara, E. T., Jäch, M., & Kasapoğlu, A. (2011). Ochthebius ustaoglui sp. nov. (Coleoptera: Hydraenidae), a new species of the O. metallescens group from Turkey. Zootaxa, 2913(1), 59–62. https://doi.org/10.11646/zootaxa.2913.1.6