1. Andersson, E., 1989. Incorporation of Cs-137 into fishes and other organisms. In: Feldt, W. (ed.). The radioecology of natural and artifical radionuclides. Verlag TUV, Rheinland GmbH, Köln, Germany. pp. 312?317.
2. Andersson, T., G. Forsgren, L. Håkanson, L. Malmgren and Å. Nilsson, 1990. Radioactive caesium in fish in Swedish lakes after Chernobyl (in Swedish). SSI Rapport 90-04, 41 p.
3. Andersson, T., L. Håkanson, H. Kvarnäs och Å. Nilsson, 1991. Remedial measures against high levels of radioactive caesium in Swedish lake fish (in Swedish). SSI Rapport 91-07, 114 p.
4. Bengtsson, Å. and P. Hansson, 1990. Measures against mercury and caesium in lake fish and wild animals. Project 3. Environmental project Sundsvall-Timrå. 29 p (in Swedish).
5. Bergman, R., K. Danell, A. Ericsson, H. Grip, L. Johansson, P. Nelin and T. Nylén, 1988. Uptake, redistribution and transport of radionuclides in a forest ecosystem (in Swedish). FOA-rapport E40040, Sept. 1988, SLU, Umeå.