Abdullahi, A.
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Characteristics of irrigation tube wells on major river flo..:

Sadiq, Abdullahi Abubakar ; Amin, Sunusi Abubakar ; Ahmad, Desa.
http://www.ambi-agua.net/seer/index.php/ambi-agua/article/view/1314/pdf_1177.  , 2014
 
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