TY - JOUR AU - Platte, Erich TI - The torsion problem of H.-J. Reiffen and U. Vetter JO - Compositio Mathematica PY - 1986 SP - 373 EP - 381 VL - 57 IS - 3 PB - Martinus Nijhoff Publishers UR - http://archive.numdam.org/item/CM_1986__57_3_373_0/ LA - en ID - CM_1986__57_3_373_0 ER -