2011年电离层和太阳活动指数的准21.5天振荡分析
姚宜斌, 张顺, 孔建
Analysis of ~21.5 d Period in Ionospheric and Solar Indices during 2011
YAO Yibin, ZHANG Shun, KONG Jian
测绘学报 . 2017, (1): 9 -15 .  DOI: 10.11947/j.AGCS.2017.20160067