Esonov M. M., Zharov V. K., and Aroev D. D. “TECHNIQUE FOR CONSTRUCTING A MODEL OF A TETRAHEDRON USING A COMPASS AND RULER”. Galaxy International Interdisciplinary Research Journal 11, no. 3 (March 25, 2023): 300–306. Accessed July 3, 2024. https://internationaljournals.co.in/index.php/giirj/article/view/3683.