Tables Used

EC2 - DI Cover (Accounting). Used to query the DI Cover (Accounting).
EC5 - Invoice (Accounting). Used to query the Invoice (Accounting).
EC8 - Invoices of the Process. Used to query invoices of the process.
EC9 - Invoice Events. Used to query invoice events.
SA2 - Suppliers Register. Used to query the register of suppliers.
SM0 - Companies / Branches. Used to query Companies / Branches.