Domarkas, Aleksas, Rimantas-Jonas Rakauskas, and Albertas Pincevičius. “Computer Algebra and Applications”. Lietuvos matematikos rinkinys 42, no. spec. (December 20, 2002): 13–20. Accessed August 16, 2024. https://www.journals.vu.lt/LMR/article/view/32812.