Hoff Kjeldsen, Tinne. ‘Teaching With and About the Nature of Mathematics through the History of Mathematics: Enacting Inquiry Learning in Mathematics’. Επιστήμες Αγωγής, τ. 2014, τχ. 4, Δεκέμβριος 2014, σελ. 38-55, doi:10.26248/edusci.v2014i4.1750.