@book{ BA84500597, author = "王, 兆春 and 鐘, 少異", title = "中国古代军事工程技术史", publisher = "山西教育出版社", year = "2007", series = "中国古代工程技术史大系 / 路甬祥主编", number = "", URL = "https://ci.nii.ac.jp/ncid/BA84500597" }