Banionis, Juozas. “Arithmetic Textbooks Panorama of the Decade After the Lifting of the Ban on Lithuanian Publications”. Lietuvos matematikos rinkinys 46, no. spec. (September 21, 2023): 208–212. Accessed November 7, 2025. https://www.zurnalai.vu.lt/LMR/article/view/30629.