TY - JOUR AU - G. MarĂ­ Beffa AU - J. A. Sanders TI - Transvection and Differential Invariants of Parametrized Curves JO - Journal of Lie Theory PY - 2008 SP - 93 EP - 123 VL - 18 IS - 1 UR - http://geodesic.mathdoc.fr/item/JOLT_2008_18_1_a6/ ID - JOLT_2008_18_1_a6 ER -