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 | 永昌 | |
| 县治所在 | 今湖南省祁东县砖塘镇烟河岭 | |
| 始建年代 | 三国吴元兴元年（264年） | |
| 废止年代 | 隋开皇九年（589年） |
| 标签 | 城市 |