TY - JOUR AU - P. J. Olver TI - The Symmetry Groupoid and Weighted Signature of a Geometric Object JO - Journal of Lie Theory PY - 2016 SP - 235 EP - 267 VL - 26 IS - 1 UR - http://geodesic.mathdoc.fr/item/JOLT_2016_26_1_a12/ ID - JOLT_2016_26_1_a12 ER -