Sekovanov, V., 		Ivkov, V., 		Smirnova, E., & 		Rybina, L.
(2024).
 Performing a Multi-Stage Mathematical and Informational Task.
<em>Modern Information Technologies And IT-Education, 20</em>(2), 336-347.
doi:10.25559/SITITO.020.202402.336-347