TY - JOUR AU - Gao, Yan-Ping AU - Yu, Sheng-Long AU - Tang, Chun-Lei TI - Positive ground state solutions to Schrödinger-Poisson systems with a negative non-local term JO - Electronic Journal of Differential Equations PY - 2015 VL - 2015 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/EJDE_2015__2015__a70/ LA - en ID - EJDE_2015__2015__a70 ER -