TY - JOUR AU - E. Tsutsumi TI - A Mental Cutting Test Using Drawings of Intersections JO - Journal for geometry and graphics PY - 2004 SP - 117 EP - 126 VL - 8 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JGG_2004_8_1_JGG_2004_8_1_a11/ ID - JGG_2004_8_1_JGG_2004_8_1_a11 ER -