SAP ABAP Data Element REF_WERKS (Reference plant) is used by

• Function Module (9)
• Program (2)
• Table (15)
• View (2)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Program	LWSOREFF04	Include LWSOREFF04	WSOR	APPL	SAP_APPL
2	Program	LWSOREFF05	Include LWSOREFF05	WSOR	APPL	SAP_APPL