Bo Xu, Yong Xu, Jiaqing Liang, Chenhao Xie, Bin Liang, Wanyun Cui, and Yanghua Xiao. CN-DBpedia: A Never-Ending Chinese Knowledge Extraction System. In International Conference on Industrial, Engineering and Other Applications of Applied Intelligent Systems, pp. 428-438. Springer, Cham, 2017.
| 中文名 | 地下长城 | |
| 位置 | 亳州市老城内主要街道下 | |
| 地位 | 迄今发现历史最早、规模最大战道 | |
| 类型 | 古建筑 |
| 概念 | 景点 |