Gjøstein, Hallvard, Knut Maristuen, Olaf Ødegaard, Asgrim Opdal, and Øystein Holand. 2005. “Challenges for Establishing a Modern Reindeer Dairy Industry (In Norwegian With Summary in English)”. Rangifer 25 (3):59-68. https://doi.org/10.7557/2.25.3.1739.