Published source details
Beebee T., Cabido C., Eggert C., Mestre I.G., Iraola A., Garin-Barrio I., Griffiths R.A., Miaud C., Oromi N., Sanuy D., Sinsch U. & Tejedo M. (2012) 40 years of natterjack toad conservation in Europe. Froglog, 101, 40-43
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