Albert, E. M. and Fernández, A. (2009) “Evidence of cryptic speciation in a fossorial reptile: description of a new species of Blanus (Squamata: Amphisbaenia: Blanidae) from the Iberian Peninsula”, Zootaxa. Auckland, New Zealand, 2234(1), pp. 56–68. doi: 10.11646/zootaxa.2234.1.4.