TY - JOUR AU - J. Kirk BT - The Astrophysical Journal DA - Jan-01-1988 DO - 10.1086/165916 PY - 1988 EP - 557 T2 - The Astrophysical Journal TI - Pitch-angle anisotropy of low-energy ions at interplanetary shocks UR - http://articles.adsabs.harvard.edu/full/1988ApJ...324..557K VL - 324 SN - 0004-637X ER -