Literature
Auteur(s) Kuhlmann, M., Ascher, J.S., Dathe, H.H., Ebmer, A.W., Hartmann, P., Michez, D., Müller, A., Patiny, S., Pauly, A., Praz, C., Rasmont, P., Risch, S., Scheuchl, E., Schwarz, M., Terzo, M., Williams, P.H., Amiet, F., Baldock, D., Berg, Ø., Bogusch, P., Calabuig, I., Cederberg, B., Gogala, A., Gusenleitner, F., Josan, Z., Madsen, H.B., Nilsson, A., Ødegaard, F., Ortiz-Sanchez, J., Paukkunen, J., Pawlikowski, T., Quaranta, M., Roberts, S.P.M., Sáropataki, M., Schwenninger, H-R., Smit, J., Söderman, G. and Tomozei , B.
Jaar 2014
Titel Checklist of the Western Palaearctic bees. Available at: westpalbees.myspecies.info.