Pappas_J. Eng. Sci. Technol. Rev._9(1)_2016.pdfhttp://purl.tuc.gr/dl/dias/306F25CC-C4D6-48AA-AF80-8251F6703FDFDiscrete optimal multirate techniques for excitation controller design of a synchronous machinefree2018-11-08application/pdf2.2 MB