Xalmatov Alisher Ilhomjonovich, Baratov Xatamjon Mahmudjon o'g'li, Nabiyev Shukurjon Mirmuxsin o'g'li. QATTIQ JISM MASALALARIDA KRONING - PENNI MODELI . JNCI [Internet]. 2023 Jun. 24 [cited 2025 Feb. 17];31(3):35-7. Available from: https://newjournal.org/new/article/view/7955