TY - JOUR AU - Sigurdur Helgason TI - The Inversion of the X-ray Transform on a Compact Symmetric Space JO - Journal of Lie Theory PY - 2007 SP - 307 EP - 315 VL - 17 IS - 2 UR - http://geodesic.mathdoc.fr/item/JOLT_2007_17_2_a4/ ID - JOLT_2007_17_2_a4 ER -