Van der Zee, R, Pisa, L, Andonov, S, Brodschneider, R, Charriere, J-D, Chlebo, R, Coffey, MF, Crailsheim, K, Dahle, B, Gajde, A, Gray, A, Drazic, MM, Higes, M, Kauko, L, Kence, A, Kence, M, Kezic, N, Kiprijanovska, H, Kralj, J, Kristiansen, P, Hernandez, RM, Mutinelli, F, Nguyen, BK, Otten, C, Ozkinm, A, Pernal, SF, Peterson, M, Ramsay, G, Santrac, V, Soroker, V, Topolska, G, Uzunov, A, Vejsnaes, F, Wei, S & Wilkins, S 2012, '
Managed honey bee colony losses in Canada, China, Europe, Israel and Turkey, for the winters of 2008-9 and 2009-10.',
Journal of Agricultural Research, vol. 51, no. 1, pp. 91-114.
https://doi.org/10.3896/IBRA.1.51.1.12