Liivamägi, A., Kuusemets, V., Luig, J., & Kask, K. (2013). Changes in the distribution of Clouded Apollo <i>Parnassius mnemosyne</i> (Lepidoptera: Papilionidae) in Estonia. Entomologica Fennica, 24(3), 186–192. https://doi.org/10.33338/ef.8985