Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Oda Takuya and Miyazaki Takahiko and Ito Masakazu and Kashiwagi Takao,A Theoretical Analysis of the Electric Power Storage Capacity under Changing Renewable Energy Supplies and Power Demands,IEEJ Transactions on Power and Energy,03854213,The Institute of Electrical Engineers of Japan,2009,129,5,682-688,https://cir.nii.ac.jp/crid/1390282679579078016,https://doi.org/10.1541/ieejpes.129.682