Oscillation criteria for second-order half-linear differential equations

By using averaging functions, we obtain some criteria for the oscillation of half-linear differential equation [p(t) λx′(t)λα−1 x′(t)]′ + q(t)λx(t)λα−1x(t) = 0, α $̆0, where p ϵ C1([t0,∞); (0,∞)) and q ϵ C([t0,∞);R).