Rehbinder, C., M. Nordkvist, J. Moreno, and I.- ud- din Siddiqui. “A Suspected Virus Infection of the Oral Mucosa in Swedish Reindeer (Rangifer Tarandus L)”. Rangifer, vol. 5, no. 2, May 1985, pp. 22-31, doi:10.7557/2.5.2.544.