Where Used List (Class) for SAP ABAP Data Element BUSPA_KEY (Reference to the Business Partner)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component

1	Class	CL_EBPP_ESOA_HELPER	helper class for ebpp-services	EBPP_APAR_2_XI_PROXY	APPL	SAP_APPL
2	Class	CL_EBPP_NOTIFICATION `Method: SEND_NOTIFICATION`	Notification	EBPP_APAR	PI_APPL	SAP_FIN
3	Class	CL_EBPP_TRPACC_GRP_MAPSERVICES `Method: CALL_GET_DATA`	Helper for Mapping TrdRblsPyblsAcctERPSpltItmGrpBy -Services	EBPP_APAR_2_XI_PROXY	APPL	SAP_APPL
4	Class	CL_IM_ERP_WEC_PAYMENT `Method: IF_EX_ERP_ISA_GEN_DOC_SEL~PERFORM_SELECTION`	Imp. class for BAdI imp. ERP_WEC_PAYMENT	ERP_WEC_PAYMENT_TRANSACTION	PI_APPL	SAP_APPL
5	Class	CL_SSC_ADD_INFO_ERPFIN0004 `Method: OUTGOING_PAYMENTS_READ`	FSSC: Additional Info for Last Outgoing Payments	FIN_FSSC_FS_INT	APPL	SAP_FIN