HST grism spectroscopy of z ∼ 3 massive quiescent galaxies - Approaching the metamorphosisC. D’Eugenio, E. Daddi, R. Gobat, V. Strazzullo, P. Lustig, I. Delvecchio, S. Jin, A. Cimatti and M. OnoderaA&A, 653 (2021) A32DOI: https://doi.org/10.1051/0004-6361/202040067