The following publications are possibly variants of this publication:
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- On existence and stability of equilibria of DC LTI circuits with constant power loadsNikita Barabanov, Romeo Ortega, Robert Griñó, Boris T. Polyak. eucc 2016: 1513-1518 [doi]
- A Tool for Analysis of Existence of Equilibria and Voltage Stability in Power Systems With Constant Power LoadsAlexey S. Matveev, Juan E. Machado, Romeo Ortega, Johannes Schiffer, Anton A. Pyrkin. tac, 65(11):4726-4740, 2020. [doi]
- On Existence of Equilibria of Multi-Port Linear AC Networks With Constant-Power LoadsJuan E. Machado, Robert Griñó, Nikita Barabanov, Romeo Ortega, Boris T. Polyak. tcas, 64-I(10):2772-2782, 2017. [doi]