TY - RPRT TI - Pitch angle variations in magnetospheric thermal plasma - Initial observations from Dynamics Explorer-1 AU - Chappell, C. R. AU - Green, J. L. AU - Johnson, J. F. E. AU - Waite, J. H., Jr. PY - 1982 UR - https://ntrs.nasa.gov/citations/19820061296 ID - 19820061296 ER -