1. Cao Lin 曹凜. “Zheng He sanxia Xiyang chuanbo de jianzao yu jianyan” 鄭和三下西洋 船舶的建造與檢驗 (The construction and examination of the ships used in Zheng He’s third voyage to the Western Ocean). Zhongguo chuanjian 中國船檢, 2 (2013): 95–6.
2. The Maritime Scene in China at the Dawn of Great European Discoveries
3. Chao Zhongchen 晁中辰. Mingchao de duiwai jiaoliu 明朝的對外交流 (The Ming foreign communications). Nanjing: Nanjing chubanshe, 2015.
4. Chen Jian 陳建. Huang Ming tongji 皇明通紀 (Comprehensive history of the August Ming). Rpt. Beijing: Zhonghua shuju, 2011.