著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Bram van der Heijde and Annelies Vandermeulen and Robbe Salenbien and Lieve Helsen,Representative days selection for district energy system optimisation: a solar district heating system with seasonal storage,Applied Energy,0306-2619,Elsevier BV,2019-08,248,,79-94,https://cir.nii.ac.jp/crid/1360576120586754944,https://doi.org/10.1016/j.apenergy.2019.04.030