Sanetullayev EE, Allanazarova KS. Mahsuldor qatlamlarni ikkilamchi ochishning shartlari va tavsifi. SciEdu [Internet]. 2023Jan.28 [cited 2024May12];4(1):312-7. Available from: https://openscience.uz/index.php/sciedu/article/view/4838