“…Except for [8,13,19], which do not define clearly the system boundaries of their work, all the other documents explain their LCAs system boundaries in a clear way. Eight studies out of seventeen [7,9,11,14,[16][17][18]20] analyze all batteries phases (cradle to grave): raw materials extraction and manufacturing, batteries production, transportation, use phase, end of life with material recycling. Three studies [10,12,22] analyze only batteries production, by a cradle to gate assessment, due to the lack of reliable information for modelling the use and the end of life phases.…”