Nadjimzadah А. “Trees of Dot Products in Thin Subsets of Rd”. Bulletin of L.N. Gumilyov Eurasian National University. Mathematics, computer science, mechanics series 139, no. 2 (June 30, 2022): 12–25. Accessed April 14, 2025. https://bulmathmc.enu.kz/index.php/main/article/view/111.