TY - JOUR AU - Kristály, Alexandru TI - A double eigenvalue problem for Schrödinger equations involving sublinear nonlinearities at infinity JO - Electronic Journal of Differential Equations PY - 2007 VL - 2007 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/EJDE_2007__2007__a247/ LA - en ID - EJDE_2007__2007__a247 ER -