Helgason, Thorsteinn (2019), "Iceland", in Cajani, Luigi; Lässig, Simone; Repoussi, Maria (eds.), The Palgrave Handbook of Conflict and History Education in the Post-Cold War Era, Springer International Publishing, pp. 289–296, doi:10.1007/978-3-030-05722-0_22, ISBN9783030057220, S2CID239365041
Helgason, Thorsteinn (2019), "Iceland", in Cajani, Luigi; Lässig, Simone; Repoussi, Maria (eds.), The Palgrave Handbook of Conflict and History Education in the Post-Cold War Era, Springer International Publishing, pp. 289–296, doi:10.1007/978-3-030-05722-0_22, ISBN9783030057220, S2CID239365041