Dzemyda, Gintautas, Gražvydas Leonavičius, and Audrius Našlėnas. “Analysis of the Mathematics and Informatics Studies in Vilnius Pedagogical University ”. Lietuvos matematikos rinkinys 38, no. II (December 14, 1998): 249–255 . Accessed April 19, 2025. https://journals.vu.lt./LMR/article/view/37911.