TY - JOUR AU - Mikulski, W. M. TI - Natural operators lifting functions to bundle functors on fibered manifolds JO - Archivum mathematicum PY - 1998 SP - 387 EP - 391 VL - 34 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ARM_1998__34_3_a6/ LA - en ID - ARM_1998__34_3_a6 ER -