Jakovlev, J. & Penttinen, J., 2007. Boletina dispectoides sp.n. and six other species of fungus gnats (Diptera : Mycetophilidae) new to Finland. Entomologica Fennica, 18, pp.211-217. Available at: http://www.online-keys.net/sciaroidea/add01/Jakovlev_&_Pettinen_2007_Boletina dispectoides_sp_n.pdf.