%0 Journal Article %A Jong Ryul Kim %T On extrinsic symmetric spaces with zero mean curvature in Minkowski space-time %J Comptes Rendus. Mathématique %D 2013 %P 471-475 %V 351 %N 11-12 %I Elsevier %R 10.1016/j.crma.2013.06.005 %G en %F CRMATH_2013__351_11-12_471_0