《资治通鉴·后唐纪·后唐纪七》
起初，薛文杰认为按古制制造的槛车太宽松，便重新制作，形如木柜，四面攒插铁，锋尖朝内，人一活动便要触碰它。
初，文杰以为古制槛车疏阔，更为之，形如木匮，攒以铁铓，内向，动辄触之。
At first, Xue Wenjie thought the prison cart made according to the ancient system was too loose, so he remade it and made it into a wooden cabinet with iron inlaid on all sides. The sharp points faced inward, and people would touch it if they moved.