Kaklauskas, Liudvikas, and Vilma Narkienė. “Dissemination of Methodical Experience in Club Activities by Teacher of Information Technologies in Siauliai Region”. Lietuvos matematikos rinkinys 40, no. spec. (December 18, 2000): 197–199. Accessed December 5, 2025. https://www.journals.vu.lt/LMR/article/view/35097.