1. Alfonso, G., 2007. Composizione e struttura dello zooplancton nei laghi dell’Appennino Meridionale. PhD Thesis, University of Salento (Italy).
2. Alfonso, G. & G. Belmonte, 2008. Expanding distribution of Boeckella triarticulata (Thomson, 1883) (Copepoda: Calanoida: Centropagidae) in Southern Italy. Aquatic Invasions 3: 238–242.
3. Alfonso, G. & G. Belmonte, 2010. Neoergasilus japonicus (Harada, 1930): a new non-indigenous copepod for the Italian fauna. Italian Journal of Zoology 77(2): 172–178.
4. Allen, T. F. H. & T. B. Starr, 1982. Hierarchy: Perspectives for Ecological Complexity. University of Chicago Press, Chicago.
5. Alonso, M., 1996. Crustacea, Branchiopoda. In Ramos, M. A. et al. (eds), Fauna Iberica, Vol. 7. Museo Nacional de Ciencias Naturales, CSIC, Madrid.