1. Hörmander, L.: Oscillatory integrals and multipliers on FL p. Ark. Mat., 11, 1–11 (1973)
2. Arnold, V., Gusein-Zade, S., Varchenko A.: Singularities of Differentiable Maps, Vol. I and II, Monogr. Math., 83, Birkhäuser, Boston, 1988
3. Varchenko, A.: Newton polyhedra and estimation of oscillating integrals. Funct. Anal. Appl., 10, 175–196 (1976)
4. Duoandikoetxea, J.: Fourier Analysis, Grad. Stud. Math., 29, Amer. Math. Soc., Providence, RI, 2000
5. Appl. Math.;Y. Meyer,1993