Baxramovna, Eshmamatova Dilfuza, Khikmatova Rano Artikovna, and Turaeva Sevara. 2021. “Property of the Cowell Method F or Solving Differential Equations”. International Journal of Development and Public Policy 1 (7):187-89. https://oajournals.net/index.php/ijdpp/article/view/852.