Novikienė, Regina, and Rasa Matiukaitė. “Possibilities of Improving the Learning Quality of Mathematics in Kaunas University of Technology”. Lietuvos matematikos rinkinys 50, no. proc. LMS (December 20, 2009): 114–119. Accessed January 18, 2026. https://www.zurnalai.vu.lt/LMR/article/view/17907.