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					F04BFA02CAA3EAC0421F345BF481988B
				,
	author={{Dau AbbaUmar}},
	journal={{Global Journal of Human Social Sciences}},
	journal={{GJHSS}}2249-460X0975-587X10.34257/GJHSS,
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	publisher={Global Journals Organisation}1821525
}

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@incollection{b26,
	
	
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@incollection{b28,
	
	
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	title={{Hydro-climatic variability of the Hadejia-Jama'are river systems in north-central Nigeria}}
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@incollection{b37,
	
	
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@incollection{b38,
	
	
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@incollection{b47,
	
	
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@incollection{b48,
	
	
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@incollection{b49,
	
	
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