Razzetti, E., Sindaco, R., Grieco, C., Pella, F., Ziliani, U., Pupin, F., Riservato, E., Pellitteri-Rosa, D., Butikofer, L., Suleiman, A. S., Al-Aseily, B. A., Carugati, C., Boncompagni, E. and Fasola, M. (2011) “Annotated checklist and distribution of the Socotran Archipelago Herpetofauna (Reptilia)”, Zootaxa. Auckland, New Zealand, 2826(1), pp. 1–44. doi: 10.11646/zootaxa.2826.1.1.