Solution : https://service.sap.com/sap/support/notes/506344 (SAP Service marketplace login required)
Key words :
initial screen sapmkauf 0100, terms transfer logic, model order defined, reference order reason, reference order, field transfer, order type, field selection, attribute 'display', field values
Related Notes :
| 367820 | INFO: KO01 Create Internal Order: Transfer default values |