Mass Die-Off of Caspian Seals Caused by Canine Distemper Virus oleh Seamus Kennedy, Thijs Kuiken, Paul D. Jepson, Robert Deaville, Morag Forsyth, Tom Barrett, Marco W.G. van de Bildt, Albert D.M.E. Osterhaus, Tariel Eybatov, Callan Duck, Aidyn Kydyrmanov, Igor Mitrofanov, Susan Wilson