Aubinet, Stéphane (2020). The Craft of Yoiking: Philosophical Variations on Sámi Chants (PhD). Oslo, Norway: University of Oslo. pp. 272–274. hdl:10852/77489.
jstor.org
Edström, Olle (2003). "From Jojk to Rock & Jojk: Some Remarks on the Process of Change and of the Socially Constructed Meaning of Sami Music". Studia Musicologica Academiae Scientiarum Hungaricae. T44 (Fasc. 1/2): 269–289. JSTOR902650.