Delimitation of biogeographical areas in the Iberian Peninsula on the basis of Helicoidea species (pulmonata: Stylommatophora)

Delimitation of biogeographical areas in the Iberian Peninsula on the basis of Helicoidea species (pulmonata: Stylommatophora) - Global Ecology and Biogeographyc Letters, 7, p.97-113, 1998 .