TY - JOUR AU - Medts, Tom De AU - Meulewaeter, Jeroen TI - $\mathbf {5 \times 5}$-graded Lie algebras, cubic norm structures and quadrangular algebras JO - Forum of Mathematics, Sigma PY - 2025 SP - e88 VL - 13 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.1017/fms.2025.46/ DO - 10.1017/fms.2025.46 ID - 10_1017_fms_2025_46 ER -