Øyvind Bøthun in H. Zoglowek, „Daily Phisical Activity of Saami Primary School Children in Northern Norway“, REI, let. 11, št. 4, str. 341–356, dec. 2018, Pridobljeno: 12. januar 2026. [Na spletu]. Dostopno na: https://old.journals.um.si/index.php/education/article/view/175