TY - JOUR AU - Bernard Rouxel TI - Some geometrical properties of marginally trapped surfaces in Minkowski space $M^4$ JO - Kragujevac Journal of Mathematics PY - 2010 SP - 25 EP - 30 VL - 34 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KJM_2010_34_1_a1/ ID - KJM_2010_34_1_a1 ER -