@proceedings {1331,
	title = {  Modal analysis of a new electro-hydraulic dual axis solar tracking system prototype  using the finite element method,May 15 to 19, 2015},
	journal = {International Conference on Engineering and Natural Sciences (ICENS)},
	year = {2015},
	publisher = {Skopje},
	address = {Macedonia },
	author = {T OUTTAS and F FERROUDJI}
}
