Hove, K., H. Staaland, Ø. Pedersen, and H. D. Sletten. “Effect of Prussian blue (ammonium-iron-hexacyanoferrate) in reducing the accumulation of radiocesium in reindeer”. Rangifer, vol. 10, no. 3, Sept. 1990, p. 43, doi:10.7557/2.10.3.820.