Investigation of Radioactivity Level and Analysis of Nuclide Differences on Beijing Granite
ZHANG Jie, CHENG Wu-yi, XIE Rui-nan, ZHANG Qin, LIANG Dong-sheng
中国辐射卫生 . 2015, (2): 127 -130 .  DOI: 10.13491/j.cnki.issn.1004-714x.2015.02.011