ASPCS
 

Penn, M.J.

Volume Paper Title Page Number Authors
343 Polarization in Mercury's Exosphere 181 Allen, J.E. Jr.; Penn, M.J.
358 Penumbral Moving Magnetic Features 31 Penn, M.J.; Jaeggli, S.A.; Henney, C.J.; Luszcz, S.; Walton, S.R.