Madaminov, J.S. o‘g‘li and Azimova, N.N. qizi 2022. IKKI TOMONLAMA QABARIQ LINZANING BOSH FOKUS MASOFASI VA OPTIK KUCHI ANIQLASH PRAKTIKUMINI BAJARISHGA DOIR AYRIM METODIK KO‘RSATMALAR. INTERNATIONAL CONFERENCES. 1, 5 (Aug. 2022), 29–32.