Sayfullaeva Gulkhayo Ikhtiyor kizi, and Mirzakandova Sohibjamol Kholmumin kizi. “The Main Telescope of The Ulugbek Observatory”. Texas Journal of Multidisciplinary Studies 6 (March 8, 2022): 57–58. Accessed January 31, 2025. https://zienjournals.com/index.php/tjm/article/view/960.