Zybartas, Saulius. “Some Aspects of Changing Mathematics Curricula at School: An Interpretative Approach to Teaching and Learning”. Lietuvos matematikos rinkinys 44, no. spec. (December 17, 2004): 503–508. Accessed November 6, 2025. https://www.zurnalai.vu.lt/LMR/article/view/32025.