1. Species concepts and the evolutionary paradigm in modern nematology.;Adams;J. Nematol.,1998
2. Atran S. 1990. Cognitive foundations of natural history: towards an anthropology of science. Cambridge: Cambridge University Press.
3. Avise J.C. 2000. Phylogeography: the history and formation of species. Cambridge (MA): Harvard University Press.
4. Ax P. 1987. The phylogenetic system. Chichester: John Wiley & Sons.
5. Assessing species boundaries using multilocus species delimitation in a morphologically conserved group of neotropical freshwater fishes;Bagley;Poecilia sphenops,2015