38.终端用户：G. F. Hourani, Arab Seafaring in the Indian Ocean in Ancient and Early Medieval Times (1951, 1995): 89-105.
39.一组人……收割某种作物：Dato Dr Nik Hassan Shuhaimi Nik Abdul Rahman (ed.), The Encyclopedia of Malaysia: Early History, Volume 4 (1998): 76.
40.整个地区的贸易发展开始放缓：Geoff Wade, “An Early Age of Commerce in Southeast Asia, 900-1300 CE.” Journal of Southeast Asian Studies 40.2 (2009): 221-265.
41.被杀害的外国人：贾志扬在The Muslim Merchants of Premodern China: The History of an Asian Maritime Trade Diaspora, 750—1400中对这些数字提出了强烈怀疑，48页；另见Howard Levy, Biography of Huang Ch’ao, Chinese Dynastic History Translations 5 (1961): 109—121页提到了阿拉伯史料; 韩森The Silk Road: A New History with Documents (2016): 266-267，该书中文版《丝绸之路新史》已由北京联合出版公司出版。