- Mercurius for the private sector: describes the B2G e-invoicing flows from the private sector perspective. It describes the different options, provides legal, financial, functional and technical information to help the private sector adopt e-invoicing.
- Mercurius for the public sector: provides similar information but from the public sector point of view.
- Mercurius portal help: consolidates information that is specific to the portal. is also the help section of the portal.
- The European Strategy on e-invoicing and the European Norm EN16931: provides more information on the European strategy on e-invoicing/e-procurement and the European Norm EN16931.