References
- Bahri A, Li Y. On a min-max procedure for the existence of a positive solution for certain scalar field equations in RN. Rev Mat Iberoam. 1990;6:1–15.
- Berestycki H, Lions P. Nonlinear salar field equations I. Existence of a ground state. Arch Ration Mech Anal. 1983;82:313–345.
- Serrin J. Local behaviour of solutions of quasilinear equations. Acta Math. 1964;111:247–302.
- Cerami G, Passaseo D, Solimini S. Infinitely many positive solutions to some scalar field equations with nonsymmetric coefficients. Commun Pure Appl Math. 2013;66:372–413.
- del Pino M, Wei J, Yao W. Intermediate reduction method and infinitely many positive solutions of nonlinear Schrödinger equations with non-symmetric potentials. Calc Var Partial Equ. 2015;53:473–523.
- Molle R, Passaseo D. Multiplicity of solutions of nonlinear scalar field equations. Atti Accad Naz Lincei Rend Lincei Mat Appl. 2015;26:75–82.
- Ambrosetti A, Malchiodi A. Perturbation methods and semilinear elliptic problems on RN. In: Progress in mathematics. Vol. 240, Basel: Birkhauser Verlag; 2006.
- Lions P. The concentration-compactness principle in the calculus of variations. The locally compact case. I. Ann Inst H Poincare Anal Non Lineaire. 1984;1:109–145.
- Lions P. The concentration-compactness principle in the calculus of variations. The locally compact case. II. Ann Inst H Poincare Anal Non Lineaire. 1984;1:223–283.
- Ding W, Ni W. On the existence of positive entire solutions of a semilinear elliptic equation. Arch Ration Mech Anal. 1986;91:283–308.
- Rabinowitz P. On a class of nonlinear Schrödinger equations. Z Angew Math Phys. 1992;43:270–291.
- Bahri A, Lions P. On the existence of a positive solution of semilinear elliptic equations in unbounded domains. Ann Inst H Poincare Anal Non Lineaire. 1997;14:365–413.
- Cao D. Positive solution and bifurcation from the essential spectrum of a semilinear elliptic equation on Rn. Nonlinear Anal. 1990;15:1045–1052.
- Wei J, Yan S. Infinitely many positive solutions for nonlinear Schrödinger equations in RN. Calc Var. 2010;37:423–439.
- Cerami G, Molle R. Infinity many positive standing waves for Schrödinger equations with competing coefficients. Commun Partial Differ Equ. 2019;44:73–109.
- Gidas B, Ni W, Nirenberg L. Symmetry of positive solutions of nonlinear elliptic equations in RN. In: Mathematical analysis and applications. Part A. Adances in Mathematical Supplementary Studies. vol. 7A, Academic; 1981. p. 369–402.
- Kwong M. Uniqueness of positive solutions of −Δu+u=up in RN. Arch Ration Mech Anal. 1989;105:243–266.
- Ni W, Takagi I. Locating the peaks of least-energy solutions to a semilinear Neumann problem. Duke Math J. 1993;70:247–281.