A. Smetana, T. Clayhills. 2004.
Gabronthus sulcifrons (Sharp, 1889), a new addition to the fauna of Finland and Europe (Coleoptera, Staphylinidae).
[Gabronthus sulcifrons (Sharp, 1889), en ny art i den Finska och Europeiska faunan (Coleoptera, Staphylinidae)]
Entomologisk Tidskrift, 125 (3): 121-123. Uppsala, Sweden 2004. ISSN 0013-886x.