@article {22589,
	title = {PSO-Based Robust PID Control for Flexible Manipulator Systems},
	journal = {The International Journal of Modeling, Identification and Control, },
	volume = {14},
	year = {2011},
	pages = {1-12},
	author = {H.A.Elkaranshawy, and E.H.E.Bayoumi and H. M. Soliman}
}
