Publication - Journal Article A Geometric Approach to Aggregate Flexibility Modeling of Thermostatically Controlled Loads DOI https://doi.org/10.1109/tpwrs.2017.2674699 Journal Article IEEE Transactions on Power Systems, vol. 32, iss. 6, pp. 4721-4731, 2017 Authors Lin Zhao, Wei Zhang, He Hao, Karanjit Kalsi Language English