Rp. Agarwal et al., OSCILLATORY AND NONOSCILLATORY BEHAVIOR OF 2ND-ORDER NEUTRAL DELAY DIFFERENCE-EQUATIONS-II, Applied mathematics letters, 10(2), 1997, pp. 103-109
For the difference equation Delta(p(n) Delta(y(n) + h(n)y(n-k))) + q(n
+1)f(y(n+1)-e) = 0, n epsilon Z = {0,1,...},the existence of solutions
in the classes M(+), M-(,) and WOS is established.