Droege, G., Barker, K., Astrin, J. J., Bartels, P., Butler, C., Cantrill, D., Coddington, J., Forest, F., Gemeinholzer, B., Hobern, D., MacKenzie-Dodds, J., Ó Tuama, É., Petersen, G., Sanjur, O., Schindel, D., Seberg, O. (2014): The Global Genome Biodiversity Network (GGBN) Data Portal. - Nucleic Acids Research 42: D607-D612.