VALUE(E_OPENDATE) LIKE BKK40-OPENDATE
VALUE(E_OPENDATE) LIKE IBKK40-OPENDATE
REFERENCE(IM_OPENDATE) TYPE BKK40-OPENDATE DEFAULT SY-DATUM
REFERENCE(I_ACCOUNTOPENDATE) TYPE BKK40-OPENDATE
REFERENCE(I_ACC_OPEN_DT) LIKE BKK40-OPENDATE