Modelling and simulation of electrical machines and power systems : proceedings of the International symposium on modelling and simulation of electrical machines and power systems, Quebec, Canada, 24-25 August, 1987 / ed. by J. Robert, D.K. TranModelling and control of electrical machines : new trends : proceedings of the third international symposium on modelling and simulation of electrical machines, Nancy, France, 19-21 September 1990 / ed. by R. Le Doeuff, J. RobertElectrical machines and converters : modelling and simulation : proceedings of the IMACS international symposium, Liège, Belgium, 17-18 May, 1984 / ed. by H. Buyse and J. Robert