Article in journal Report number 142 from Kvismare Bird Observatory: No evidence for inbreeding avoidance in a great reed warbler population. Hansson B, Jack L, Christians JK, Pemberton JM, Åkesson M, Westerdahl H, Bensch S & Hasselquist D. Published 2007 in Behavioural Ecology , volume 18, pp. 157-164.