H. T. Zurndorfer, One Adam Having Driven Us out of Paradise, Another Has Driven Us out of China': Yang Kuang-hsien's Challenge of Adam Schall von Bell, Conflict and Accommodation in Early Modern China: Essays in Honour of Erik Zürcher, pp.141-168, 1993.

G. Moortgat, Substance Versus Function (ti vs. yong): The Humanistic Relevance of Yang Guangxian's Objection to Western Astronomy, Western Humanistic Culture Presented to China by Jesuit Missionaries (17th-18th Centuries), pp.259-277, 1996.

E. Menegon, Yang Guangxian's Opposition to Johann Adam Schall: Christianity and Western Science in His Work Budeyi, pp.311-338

T. Jami and . Emperor, Yang Guangxian's Opposition Tang Ruowang zai hua chuanjiao zhi de yu shi, 222. 30 Menegon, pp.79-87, 1992.

S. 41-deiwiks and . Deiwiks, Some Cultural and Psychological Aspects of the Trial of Johann Adam Schall before the Supreme Court of Peking? According to the Secret Manchu Documents Europe Meets China. China Meets Europe. The Beginnings of European- Chinese Scientific Exchange in the Seventeenteh Century, pp.155-176, 2014.

C. Jami, Western Learning and Imperial Control: The Kangxi Emperor's (r. 1662- 1722) Performance, Late Imperial China, vol.23, pp.1-28, 2002.

C. Chia-feng, Disease and Its Impact on Politics, Diplomacy, and the Military: The Case of Smallpox and the Manchus (1613-1795), Journal of the History of Medicine and Allied Sciences, vol.57, issue.2, pp.177-197, 2002.

. Fang, Yang Kuang-hsien " (cit. n. 2), 891. 53 Struve Ruling from Sedan Chair