Axmadov Shaxruxjon Shuxratjon о‘g‘li, Mahammadjonov Oybek Omadjon o‘g‘li. QIMMATBAHO BUYUMLAR VA ZARGARLIK BUYUMLARI EKSPERTIZASINING ZAMONAVIY IMKONIYATLARI . tadqiqot. 2025;59(2):314-319. Accessed June 25, 2025. https://scientific-jl.com/tad/article/view/7492