Kleiza, Vytautas, and Rita Laurikietytė. “The Algorithnt Software Program for Cakulating the Mechanical Parameters of Multilayer Rod”. Lietuvos matematikos rinkinys 44, no. spec. (December 17, 2004): 298–303. Accessed September 27, 2024. https://www.journals.vu.lt/LMR/article/view/31671.