TY - JOUR AU - Ospino, Jorge Eliecer TI - Electromagnetic transmission problems with a large parameter in weighted Sobolev spaces JO - Electronic Journal of Differential Equations PY - 2013 VL - 2013 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/EJDE_2013__2013__a147/ LA - en ID - EJDE_2013__2013__a147 ER -