Bibliography

Dufresnes, C., T. Suchan, N. A. Smirnov, M. Denoël, J. M. Rosanov, and S. N. Litvinchuk. 2021. Revisiting a speciation classic: Comparative analyses support sharp but leaky transitions between Bombina toads. Journal of Biogeography 48: 548–560 (https://doi.org/10.1111/jbi.14018).