Maebe, K., Meeus I., Maharramov J., Grootaert P., Michez D., Rasmont P. & Smagghe G. (2013) Microsatellite analysis in museum samples reveals inbreeding before the regression of Bombus veteranusApidologie : 44(2): 188-197. http://link.springer.com/article/10.1007%2Fs13592-012-0170-9