H.  Gibb, Hilszczanski, J., Hjalten, J., Danell, K., Ball, J. P., Pettersson, R. B., and Alinvi, O., ?Responses of parasitoids to saproxylic hosts and habitat: a multi-scale study using experimental logs.?, Oecologia Berlin, vol. 155(1), pp. 63-74, 2008.