TY - JOUR AU - H. Katsuura TI - Central and Twin Tetrahedra JO - Journal for geometry and graphics PY - 2023 SP - 119 EP - 126 VL - 27 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JGG_2023_27_2_JGG_2023_27_2_a0/ ID - JGG_2023_27_2_JGG_2023_27_2_a0 ER -