陈凯歌2019-09-252019-09-252016-05-172002-10-01http://hdl.handle.net/20.500.12424/477641chiWith permission of the license/copyright holder文化与科学交流日晷天文仪器Cultural and scientific communicationsundialastronomical instrument对传教士汤若望的新法地平日晷的研究 [Investigation of the New Horizontal Sundial of Missionary Tang Ruo Wang]Article