TY - RPRT TI - Variation in Coronal Activity from Solar Cycle 24 Minimum to Maximum Using Three-Dimensional Reconstructions of the Coronal Electron Density from STEREO/COR1 AU - Wang, Tongjiang AU - Reginald, Nelson L. AU - Davila, Joseph M. AU - St. Cyr, O. Chris AU - Thompson, William T. PY - 2017 UR - https://ntrs.nasa.gov/citations/20180003106 ID - 20180003106 ER -