Sideleva, Valentina G., and Zakhar V. Zhidkov. 2024. “Description of a New Species of Cottus Linnaeus (Cottidae) from the Western Dvina / Daugava River System, Baltic Sea Basin, Based on Integrative Taxonomy”. Zootaxa 5447 (4). Auckland, New Zealand:473-95. https://doi.org/10.11646/zootaxa.5447.4.2.