TY - JOUR AU - Roggenkamp, K. W. TI - Projective ideals in clean orders JO - Compositio Mathematica PY - 1970 SP - 197 EP - 201 VL - 22 IS - 2 PB - Wolters-Noordhoff Publishing UR - http://www.numdam.org/item/CM_1970__22_2_197_0/ LA - en ID - CM_1970__22_2_197_0 ER -