HST grism spectroscopy of z ∼ 3 massive quiescent galaxies - Approaching the metamorphosis C. D’Eugenio, E. Daddi, R. Gobat, V. Strazzullo, P. Lustig, I. Delvecchio, S. Jin, A. Cimatti and M. Onodera A&A, 653 (2021) A32 Published online: 03 September 2021 DOI: 10.1051/0004-6361/202040067