TY - JOUR AU - Vanžura, Jiří TI - Conditions for integrability of a 3-form JO - Archivum mathematicum PY - 2017 SP - 371 EP - 380 VL - 53 IS - 5 PB - mathdoc UR - https://geodesic-test.mathdoc.fr/articles/10.5817/AM2017-5-371/ DO - 10.5817/AM2017-5-371 LA - en ID - 10_5817_AM2017_5_371 ER -