TY - JOUR AU - Gontara, Sabrine AU - El Abidine, Zagharide Zine TI - Existence of positive bounded solutions for some nonlinear polyharmonic elliptic systems JO - Electronic Journal of Differential Equations PY - 2010 VL - 2010 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/EJDE_2010__2010__a234/ LA - en ID - EJDE_2010__2010__a234 ER -