Timisjärvi, J., M. Nieminen, J. Leppäluoto, T. Lapinlampi, P. Saukko, E. Eloranta, and P. Soppela. 1988. “Handling stress in reindeer. Preliminary report”. Rangifer 8 (2):77-78. https://doi.org/10.7557/2.8.2.760.