Fauskanger, J., R. Mosvold, R. Bjuland, and A. Jakobsen. “Does the Format Matter? How the Multiple-Choice Format Might Complicate the MKT Items”. NOMAD Nordic Studies in Mathematics Education, vol. 16, no. 4, Dec. 2011, pp. 45–67, doi:10.7146/nomad.v16i4.148408.