《资治通鉴·宋纪·宋纪十三》
孔反而游说孔觊： 建康力量虚弱，不如以所管辖的东方五个郡来响应袁、邓琬。 
璪说凯以 建康虚弱，不如拥五郡以应袁、邓。 
Kong Fan instead lobbied Kong Kei: Jiankang's forces are weak, why not respond to Yuan and Deng Wan with the five counties you govern in the east?