Navickienė, Olga, and Aleksandras Krylovas. “Adjustment of Norm-Referenced and Criterion-Referenced Evaluations of students’ Knoweledge”. Lietuvos Matematikos Rinkinys, vol. 53, no. B, Dec. 2012, pp. 197–202, https://doi.org/10.15388/LMR.B.2012.36.