ESTIMATION OF PREDICTIVE POTENTIAL OF QUASI-BIENNOAL OSCILLATION (QBO) CYCLICAL STRATOSPHERIC CIRCULATION IN TROPICAL ZONE FOR LONG-TERM PRECIPITATION FORECAST ArticleHmeesh W.H., Mohanad Ismael Khalbas A.J.ICASEA 2021 - 3rd 2021 International Conference on Advance of Sustainable Engineering and its Application. 2021. С. 141-146