[1]
Kastickaitė, J. and Banionis, J. 2010. Teaching of differential and integral calculation basics in Lithuanian schools after the teaching reform in mathematics (in 1929–1940). Lietuvos matematikos rinkinys. 51, proc. LMS (Dec. 2010), 198–203. DOI:https://doi.org/10.15388/LMR.2010.37.