1. Optimum megawatt frequency control of multiarea electric energy systems;Elgerd;IEEE Trans.,1970
2. Advanced load frequency control;Glover;IEEE Trans.,1972
3. Optimal decentralized load frequency control;Feliachi;IEEE Trans.,1987
4. Discrete variable structure controller for load frequency control of multiarea interconnected power systems;Kumar;Proc. Inst. Electr. Eng., Part C,1987
5. Sampled-data automatic generation control of interconnected reheat thermal systems considering generation rate constraints;Kothari;IEEE Trans.,1981