1. Blossey, B., R. Casagrande, L. Tewsksbury, D. A. Landis, R. N. Wiedenmann & D. R. Ellis, 2001. Non-target feeding of leaf-beetles introduced to control purple loosestrife (Lythrum salicaria L.). Natural Areas Journal 21: 368–377.
2. Buckingham, G. R., 1989. Lemnaphila scotlandae (Diptera: Ephydridae) and three of its parasites discovered in Florida. Florida Entomologist 72: 219–221.
3. Cilliers, C. J., 1999. Biological control of parrot’s feather, Myriophyllum aquaticum (Vell.) Verdc. (Haloragaceae), in South Africa. In Olckers T. & M. P. Hill (eds), Biological Control of Weeds in South Africa (1990–1998). African Entomology Memoir 1: 113–118.
4. Cordo, H. A., C. J. DeLoach & R. Ferrer, 1982. The weevils Lixellus, Tanysphiroideus, and Cyrtobagous that feed on Hydrocotyle and Salvinia in Argentina. Coleopterists Bulletin 36: 279–286.
5. Crawley, M. J., 1989. The successes and failures of weed biocontrol using insects. Biocontrol News and Information 10: 213–223.