REFERENCE(EP_DIFF_BU_BWART) TYPE IMSEG-BWART
REFERENCE(IP_DIFF_BU_BWART) TYPE IMSEG-BWART
REFERENCE(I_BWART) TYPE COWB_COMP-BWART
VALUE(I_BWART) LIKE IMSEG-BWART OPTIONAL
VALUE(O_BEWART) LIKE IMSEG-BWART
VALUE(I_BEWART) LIKE IMSEG-BWART