O‘ljayev , O., K. Mehmonov, I. Yadgarov, and U. Xalilov. “VODOROD ADSORBSIYASIDA GRAFENDAGI NUQSONLARNING ROLI”. Farg’ona Davlat Universiteti, vol. 29, no. 5, Jan. 2024, p. 57, https://journal.fdu.uz/index.php/sjfsu/article/view/2886.