Narzillayev , D. R. o‘g‘li, H. E. o‘g‘li Ismoilov, and K. S. qizi O‘rinboyeva. “ASTRONOMIYANING ZAMONAVIY BO‘LIMLARI”. Educational Research in Universal Sciences, vol. 2, no. 15 SPECIAL, Nov. 2023, pp. 462-71, http://erus.uz/index.php/er/article/view/4762.