Ragalytė, Birutė, and Alma Paukštienė. “Analysis of Task in School Leaving Mathematical Examination in Lithuania Between the Two World Wars”. Lietuvos matematikos rinkinys 51, no. proc. LMS (December 21, 2010): 215–220. Accessed February 22, 2026. https://www.zurnalai.vu.lt/LMR/article/view/17809.