Välimäki, P., and J. Itämies. “Effects of Canopy Coverage on the Immature Stages of the Clouded Apollo Butterfly [<i>Parnassius mnemosyne</I> (L.)] With Observations on Larval Behaviour”. Entomologica Fennica, vol. 16, no. 2, June 2005, pp. 117–123, doi:10.33338/ef.84244.