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This is to certify that your paper entitled «Regionalizing precipitation characteristics of Helmand Basin in Afghanistan using TRMM Satellite Product Regionalizing precipitation of Helmand Basin in Afghanistan» was indexed with 12 pages, in the CIVILICA citation database, code COI:MIWM02_072, after evaluation and approval of the referees of the "The first international conference and the second national conference on modeling and new technologies in water management held in Birjand 2023.

While offering our congratulations on the indexation of your paper, please be informed that this certificate is prepared based on the information submitted by the secretariat of the above conference and the information contained in the CIVILICA database, and the accuracy of its content can be inquired at any time through link provided at the bottom of the page or scanning the code image.