Magnetoelastic coupling to coherent acoustic phonon modes in the ferrimagnetic insulator GdTiO3RemoveD. J. Lovinger, E. Zoghlin, P. Kissin, G. Ahn, K. Ahadi, P. Kim, M. Poore, S. Stemmer, S. J. Moon, S. D. Wilson, and R. D. AverittPhys. Rev. B 102, 085138 (2020)