Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Thomas Adisorn and Lena Tholen and Thomas Götz,Towards a Digital Product Passport Fit for Contributing to a Circular Economy,Energies,1996-1073,MDPI AG,2021-04-19,14,8,2289,https://cir.nii.ac.jp/crid/1360861711929308032,https://doi.org/10.3390/en14082289