Finlay, Robert (1992). “Portuguese and Chinese Maritime Imperialism: Camoes's Lusiads and Luo Maodeng's Voyage of the San Bao Eunuch”. Comparative Studies in Society and History34 (2): 225–241. doi:10.1017/S0010417500017667. JSTOR178944.
Finlay, Robert (1992). “Portuguese and Chinese Maritime Imperialism: Camoes's Lusiads and Luo Maodeng's Voyage of the San Bao Eunuch”. Comparative Studies in Society and History34 (2): 225–241. doi:10.1017/S0010417500017667. JSTOR178944.