Discovery and spectroscopy of the young jovian planet 51 Eri b with the Gemini Planet Imager. - Macintosh, B.; Graham, J. R.; Barman, T.; De Rosa, R. J.; Konopacky, Q.; Marley, M. S.; Marois, C.; Nielsen, E. L.; Pueyo, L.; Rajan, A.; Rameau, J.; Saumon, D.; et al. (Science (pre-March 2025), 2015)