1. GC0137: Minimum Specification Required for Provision of GB Grid Forming (GBGF) Capability (formerly Virtual Synchronous Machine/VSM Capability),2021
2. Using GB grid forming static inverters to provide renewable power generation
3. High Penetration of Power Electronic Interfaced Power Sources and the Potential Contribution of Grid Forming Converters,2020
4. Frequency Stability in Long-Term Scenarios and Relevant Requirements,2021
5. Code for Transmission, Dispatching, Development and Security of the Grid,2023