Entire nodal solutions to the pure critical exponent problem for the p-Laplacian

We establish the existence of multiple sign-changing solutions to the quasilinear critical problem−Δpu=|u|p⁎−2u,u∈D1,p(RN), for N≥4, where Δpu:=div(|∇u|p−2∇u) is the p-Laplace operator, 1