@incollection{,
	
					
					
					F7621AE4D462CE3DAC705148E7305E6B
				,
	author={{SelatniaMourad}},
	journal={{Global Journal of Researches in Engineering}},
	journal={{GJRE}}2249-45960975-586110.34257/gjre,
	address={Cambridge, United States},
	publisher={Global Journals Organisation}1452539
}