1. Flexibility requirements and electricity system planning: Assessing inter-regional coordination with large penetrations of variable renewable supplies. (January 2020) Authors: English, Jeffrey; Niet, Taco; Lyseng, Benjamin; Keller, Victor; Palmer-Wilson, Kevin; Robertson, Bryson; Wild, Peter; Rowe, Andrew Journal: Renewable energy Issue: Volume 145(2020) Page Start: 2770 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗