Kryžienė, Birutė, and Gintautas Misevičius. “About Uniform Distribution of Four-Dimensional Torus”. Lietuvos matematikos rinkinys 42, no. spec. (December 20, 2002): 59–62. Accessed May 20, 2024. https://www.journals.vu.lt/LMR/article/view/32826.