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\bibitem{Buchmayr_etal2021} {\textquotedblleft}\textit{The path to sustainable energy supply systems: Proposal of an integrative sustainability assessment framework}{\textquotedblright}. Buchmayr A, Verhofstadt E, Van Ootegem L, Sanjuan Delm{\'a}s D, Thomassen G, Dewulf J, Renewable \& Sustainable Energy Reviews \textbf{138}, 110666 (2021).   http://doi.org/10.1016/j.rser.2020.110666

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