Gestsdóttir, S. M., van Drie, J. och van Boxtel, C. (2019) ”Teaching historical thinking and reasoning in upper secondary schools in Iceland: results of an observation study”, Nordidactica. Journal of Humanities and Social Science Education, 9(2019:2), s. 90–113. Tillgänglig vid: https://journals.lub.lu.se/nordidactica/article/view/19962 (åtkomstdatum: 16 april 2025).