^ 3.03.1De Crespigny, Rafe. Online Publications(PDF). Asian Studies. [10 April 2012]. (原始内容(PDF)存档于8 June 2011). His headquarters were established in the former capital of the commandery, and it was claimed that the army under his command was more than a hundred thousand.
^De Crespigny, Rafe. Online Publications(PDF). Asian Studies. [10 April 2012]. (原始内容(PDF)存档于8 June 2011). Looking at the unassailable barrier, Cao Pi sighed, "Alas. It is truly the will of Heaven which divides the south from the north." And he gave the order to withdraw.
^De Crespigny, Rafe. Online Publications(PDF). Asian Studies. [10 April 2012]. (原始内容(PDF)存档于8 June 2011). The Wei forces, however, had evidently gained some surprise, for the defences in that area were weak. A local general, Xu Sheng, organised the preparation of dummy defence walls and turrets along the southern bank of the Yangzi from Jianye downstream to Jiangcheng, and the Wu were also able to concentrate a reasonable fleet to oppose Cao Pi.
^De Crespigny, Rafe. Online Publications(PDF). Asian Studies. [10 April 2012]. (原始内容(PDF)存档于8 June 2011). This time Sun Quan's forces were ready for the attack, but far more serious from Cao Pi's point of view was the weather. The winter was harsh and early, the Yangzi was partially frozen, and the ships of Cao Pi were blocked by ridges of ice along the shore, with additional danger from small bergs breaking off and floating with the current
^De Crespigny, Rafe. Online Publications(PDF). Asian Studies. [10 April 2012]. (原始内容(PDF)存档于8 June 2011). "Alas. It is truly the will of Heaven which divides the south from the north." And he gave the order to withdraw.