TY - JOUR AU - Grong, Erlend TI - Curvature and the equivalence problem in sub-Riemannian geometry JO - Archivum mathematicum PY - 2022 SP - 295 EP - 327 VL - 58 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.5817/AM2022-5-295/ DO - 10.5817/AM2022-5-295 LA - en ID - 10_5817_AM2022_5_295 ER -