1. The General Theory of Alternating Current Machines;Adkins,1975
2. Improvement of Alternator Stability by Controlled Quadrature Excitation;Kapoor;Proc. IEE,1969
3. Performance of Dual Excited Synchronous Generator at Leading Power Factors;Aggarwal;Proc. IEE,1975
4. Limitation of Increasing the Capacitate Power Loading of Regulated Dual Excited Synchronous Condensers;El-Serafi,1973
5. Extension of the Under Excited Stable Region of the Dual Excited Synchronous Machine;El-Serafi;IEEE Trans,1973