Protostellar accretion in low mass metal poor stars and the cosmological lithium problemEmanuele Tognelli, Pier Giorgio Prada Moroni, Scilla Degl’Innocenti, Maurizio Salaris and Santi CassisiA&A, 638 (2020) A81DOI: https://doi.org/10.1051/0004-6361/201936723