1. Concept of synchronous machine stability as affected by excitation control;deMello;IEEE Trans. PAS,1969
2. Eigenvalue analysis of synchronizing power flow oscillations in large electric power systems;Byerly;IEEE Trans. PAS,1982
3. A fundamental study of interarea oscillations in power systems;Klein;IEEE Trans. PWRS,1991
4. Questionnaire on electro-mechanical oscillation damping in power systems;Barbier;Electra,1979
5. A comprehensive computer program package for small signal stability analysis of power systems;Kundur;IEEE Trans. PWRS,1990