Gnatiuk, L. R., O. I. Huz, and S. B. Hupalovska. “Features of Formation Environment Teaching and Entertainment Complex Based on Planetarium”. Theory and practice of design, no. 4 (December 25, 2013): 26–33. Accessed March 4, 2025. https://jrnl.nau.edu.ua/index.php/Design/article/view/6263.