TY - JOUR AU - W. M. Mikulski TI - Natural operators lifting functions to affinors on higher order cotangent bundles JO - Annales Polonici Mathematici PY - 2004 SP - 49 EP - 55 VL - 83 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ap83-1-6/ DO - 10.4064/ap83-1-6 LA - en ID - 10_4064_ap83_1_6 ER -