1. Linear optimal control;Anderson,1971
2. Dynamic modelling of single generators connected to HVDC convertors;Arrillaga;IEEE Trans. Power App. and Systems,1978
3. Barton, R. S., C. E. J. Bowler, and R. J. Piwko, (1979). Control and stabilization of the DOE/NASA MOD-1 two megawatt wing turbine generator. Proc.14th intersoc. energy conv. eng. conf., Boston, IEEE, pp.325–330.
4. Rectifier-loaded synchronous generators with damper windings;Bonwick;Proc. IEE,1973