Kutz, S., Ducrocq, J., Cuyler, C., Elkin, B., Gunn, A., Kolpashikov, L., Russell, D., & White, R. G. (2013). Standardized monitoring of Rangifer health during International Polar Year. Rangifer, 33(2), 91–114. https://doi.org/10.7557/2.33.2.2532