Ragalytė, Birutė, and Alma Paukštienė. “A. Busilas Education Ideas in Inter-War Lithuania Periodicals and Methodology of Mathematics”. Lietuvos matematikos rinkinys 56, no. B (December 20, 2015): 108–113. Accessed May 3, 2024. https://www.journals.vu.lt/LMR/article/view/17721.