Scientific papers
- Exploring and Demonstrating the Once-Only Principle
- One-Only Principle: Benefits, barriers & next steps
- Towards a Cross-Border Reference Architecture for the Once-Only Principle in Europe: An Enterprise Modelling Approach
- Cross-border eServices for public administration driven by Once-Only Principle
- The Implementation of the Once-Only Principle in a Maritime Domain
- Contributing to a digital single market for Europe: barriers and drivers of an EU-wide once-only principle
- Cross-border eGovernment services in Europe: expected benefits, barriers and drivers of the once-only principle
- Employing the Once-Only Principle in the Domain of the Electronic Public Procurement
- The Once-Only Principle – The TOOP Project (TOOP Book)
The following publications are part of the TOOP Springer Book:
- TOOP Trust Architecture
- Legal Basis and Regulatory Applications of the Once-Only Principle: The Italian Case
- The Single Digital Gateway Regulation as an enabler and constraint of once-only in Europe
- The Once-Only Principle: A Matter of Trust
- The Future of the Once-Only Principle in Europe
- Drivers for and Barriers to the Cross-Border Implementation of the Once-Only Principle
- Implementation of the ‘once-only’ principle in Europe – national approach
- Testing methodology for the TOOP pilots
- TOOP pilot experiences: challenges and achievements in implementing Once-Only in different domains and Member States
- The Technical challenges in OOP application across the European Union and the TOOP OOP architecture
- Measuring the Impact of the Once Only Principle for Businesses Across Borders
- Once-Only Principle Good Practices in Europe
Other publications