Two positive solutions of a class of Schrödinger–Poisson system with indefinite nonlinearity

Journal of Differential Equations - Tập 255 - Trang 2463-2483 - 2013
Lirong Huang1, Eugénio M. Rocha1, Jianqing Chen1
1Center for Research & Development in Mathematics and Applications, Department of Mathematics, University of Aveiro, 3810-193, Aveiro, Portugal

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