References
- Proc. Roy. Soc. Edin. v.84 A Multiplicity result for a class of elliptic boundary value problems Amann, H.;Hess, P.
- Cambridge Studies in Advanced Math. no.34 A primer of nonlinear analysis Ambrosetti, A.;Prodi, G.;
- Studia Math v.20 The multiplicity of solutions and geometry of the nonlinear elliptic equation Choi, Q.H.;Chun, S.;Jung, T.
- J. Math. Pures et Appl. v.57 On the ranges of certain weakly nonlinear elliptic partial differential equations Dancer, E.N.
- J. Math. Anal. Appl. v.86 On the number of solutions of a nonlinar Dirichlet problem Lazer, A.C.;McKenna, P.J.
- J. Math. Anal. Appl. v.107 Some multiplicity results for a class of semilinear elliptic and parabolic boundary value problems Lazer, A.C.;McKenna, P.J.
- Comm.in P.D.E. v.11 Critical points theory and boundary value problems the nonlinearities crossing multiple eigenvalues II Lazer, A.C.;McKenna, P.J.
- Lecture Note Series No.11, Research Institude of Math. Topolgical methods for asymmetric boundary value problem McKenna, P.J.
- Rocky Mountain Math. J. v.16 Boundary value problems with jumping nonlinearities Schmitt, K.