Lu Songnian and Li Huimin.A precise U-Pb single zircon age determination for the volcanics of Dahongyu Formation, Changcheng System in Jixian.Bull.Chinese Acad.Geol.Sci., 1991, 22: 137-146.
英
美
- [9]陆松年; 李惠民.;蓟县长城系大红峪组火山岩的单颗粒锆石U-Pb法准确定年