@article{laura2019characterizing, title = {Characterizing the metabolic pattern of urban systems using MuSIASEM: The case of Barcelona} author = {Laura Pérez-Sánchez and Mario Giampietro and Raúl Velasco-Fernández and Maddalena Ripa}, journal = {Energy Policy}, doi = {10.1016/j.enpol.2018.09.028}, year = {2019} }