- High impact papers in power engineering, 1900-1999 (PDF)
G. T. Heydt, S. S. Venkata, and N. Balijepalli - Wave propagation in overhead wires with ground return (PDF)
J. R. Carson - Two-reaction theory of synchronous machines: generalized method of analysis - Part I (PDF)
R. H. Park - Digital computer solution of power-flow problems (PDF)
J. B. Ward and H. W. Hale - Method of symmetrical co-ordinates applied to the solution of polyphase networks (PDF)
C. L. Fortescue