[1]
Kozlov, M., Lvovsky, A. and Mikkola, K. 1996. Abundance of day-flying Lepidoptera along an air pollution gradient in the northern boreal forest zone¹. Entomologica Fennica. 7, 3 (Sep. 1996), 137–144. DOI:https://doi.org/10.33338/ef.83902.