@book{42540,
	author = {Sheikh, Md. Abu Naim},
	title = {Semilinear wave equations with nonlinear damping and source terms /},
	publisher = {University of Dhaka, },
	year = {2003.},
	address = {Dhaka :},
	note = {Thesis (PhD )--Department of Mathematics, University of Dhaka, Session : 1999-2000.}
}