Skjenneberg (ed.), Sven. 1988. “Helge Kreützer Johnsen; Nasal Heat Exchange. An experimental study of effector mechanisms associated with respiratory heat loss in Norwegian reindeer (Rangifer tarandus tarandus)”. Rangifer 8 (1). Tromsø, Norway:38. https://doi.org/10.7557/2.8.1.727.