TY - JOUR AU - Hông Vân Lê AU - J. Vanžura TI - Classification of $k$-forms on $\mathbb{R}^n$ and the existence of associated geometry on manifolds JO - Čebyševskij sbornik PY - 2020 SP - 362 EP - 382 VL - 21 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CHEB_2020_21_2_a24/ LA - en ID - CHEB_2020_21_2_a24 ER -