Wagner, David L.; Van Driesche, Roy G. (januar 2010). "Threats Posed to Rare or Endangered Insects by Invasions of Nonnative Species". Annual Review of Entomology. 55 (1): 547-568. doi:10.1146/annurev-ento-112408-085516. PMID19743915.
Kraus, O. (1998). "Phylogenetic relationship between higher taxa of tracheate arthropods". I Foerty, R.A. & Thomas, R.H. (red.). Arthropod Relationships. Dordrecht: Springer Netherlands. s. 295. ISBN978-94-011-4904-4. Hentet 2015-12-23.{{cite book}}: CS1-vedligeholdelse: Flere navne: editors list (link)
Wagner, David L.; Van Driesche, Roy G. (januar 2010). "Threats Posed to Rare or Endangered Insects by Invasions of Nonnative Species". Annual Review of Entomology. 55 (1): 547-568. doi:10.1146/annurev-ento-112408-085516. PMID19743915.