TY - JOUR AU - Zhaonan Dong AU - Alexandre Ern AU - Jean-Luc Guermond TI - Local decay rates of best-approximation errors using vector-valued finite elements for fields with low regularity and integrable curl or divergence JO - Comptes Rendus. Mathématique PY - 2023 SP - 723 EP - 736 VL - 361 PB - Académie des sciences, Paris DO - 10.5802/crmath.347 LA - en ID - CRMATH_2023__361_G4_723_0 ER -