著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "Uehara, Akie",A study on a frequency control method for Isolated power Systems using coordinated control of wind energy conversion Systems with a battery energy storage system,,Graduate School of Engineering and Science University of the Ryukyus,2013,琉球大学大学院理工学研究科博士論文,,,,https://cir.nii.ac.jp/crid/1130000797600274688