REFERENCE(S_DOKTYP) TYPE RN2DT_EXT
REFERENCE(S_HEADER) TYPE RN2DT_EXT
VALUE(S_DOKTYP) LIKE RN2DT_EXT
VALUE(S_HEADER) TYPE RN2DT_EXT
VALUE(S_HEADER_AFTER) TYPE RN2DT_EXT OPTIONAL
VALUE(S_HEADER_BEFORE) TYPE RN2DT_EXT OPTIONAL
REFERENCE(S_DOCTYPE) TYPE RN2DT_EXT OPTIONAL