@incollection{,
	
					
					
					E3BC9586969B2E06E86A2E11A6194C63
				,
	author={{RatnamUppala} and {fellowyohannes} and {R. SrinivasaMoorthy} and {Bahir Dar University}},
	journal={{Global Journal of Researches in Engineering}},
	journal={{GJRE}}2249-45960975-586110.34257/gjre,
	address={Cambridge, United States},
	publisher={Global Journals Organisation}13216
}

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@incollection{b2,
	
	
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@incollection{b5,
	
	
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	title={{Premature fatigue failure of a spring due to quench cracks}}
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@incollection{b6,
	
	
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@incollection{b7,
	
	
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	title={{The significance of fatigue crack closure}}
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@book{b8,
	
	
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	title={{Premature fracture in automobile leaf springs Engineering Failure Analysis}}
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@incollection{b9,
	
	
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	title={{Analysis and representation of fatigue data}}
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@incollection{b10,
	
	
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	year={2013}
		
	

}