Stawska et al. 2021, p. 1. - Stawska, Anna; Romero, Natalia; de Weerdt, Mathijs; Verzijlbergh, Remco (January 2021). "Demand response: For congestion management or for grid balancing?". Energy Policy. 148: 111920. Bibcode:2021EnPol.14811920S. doi:10.1016/j.enpol.2020.111920. ISSN 0301-4215. S2CID 225128593. https://doi.org/10.1016%2Fj.enpol.2020.111920
Ahlqvist, Holmberg & Tangerås 2022, p. 1. - Ahlqvist, Victor; Holmberg, Pär; Tangerås, Thomas (March 2022). "A survey comparing centralized and decentralized electricity markets". Energy Strategy Reviews. 40: 100812. Bibcode:2022EneSR..4000812A. doi:10.1016/j.esr.2022.100812. ISSN 2211-467X. S2CID 246215293. https://doi.org/10.1016%2Fj.esr.2022.100812
NERC 2021, p. 6. - NERC (May 11, 2021). Balancing and Frequency Control (PDF). North American Electric Reliability Corporation. https://www.nerc.com/comm/OC/ReferenceDocumentsDL/Reference_Document_NERC_Balancing_and_Frequency_Control.pdf
NERC 2021, p. 2. - NERC (May 11, 2021). Balancing and Frequency Control (PDF). North American Electric Reliability Corporation. https://www.nerc.com/comm/OC/ReferenceDocumentsDL/Reference_Document_NERC_Balancing_and_Frequency_Control.pdf
NERC 2021, p. 1. - NERC (May 11, 2021). Balancing and Frequency Control (PDF). North American Electric Reliability Corporation. https://www.nerc.com/comm/OC/ReferenceDocumentsDL/Reference_Document_NERC_Balancing_and_Frequency_Control.pdf
Stawska et al. 2021, p. 1. - Stawska, Anna; Romero, Natalia; de Weerdt, Mathijs; Verzijlbergh, Remco (January 2021). "Demand response: For congestion management or for grid balancing?". Energy Policy. 148: 111920. Bibcode:2021EnPol.14811920S. doi:10.1016/j.enpol.2020.111920. ISSN 0301-4215. S2CID 225128593. https://doi.org/10.1016%2Fj.enpol.2020.111920
Ahlqvist, Holmberg & Tangerås 2022, p. 1. - Ahlqvist, Victor; Holmberg, Pär; Tangerås, Thomas (March 2022). "A survey comparing centralized and decentralized electricity markets". Energy Strategy Reviews. 40: 100812. Bibcode:2022EneSR..4000812A. doi:10.1016/j.esr.2022.100812. ISSN 2211-467X. S2CID 246215293. https://doi.org/10.1016%2Fj.esr.2022.100812
"Grid pays £6m to turn off wind farm turbines". Herald Scotland. 2013-05-15. Retrieved 2013-11-11. http://www.heraldscotland.com/news/home-news/grid-pays-6m-to-turn-off-wind-farm-turbines.21096009
"How we balance the country's electricity transmission system". National Grid. Retrieved 2013-11-11. http://www.nationalgrid.com/uk/Electricity/AboutElectricity/Balancing+the+network/