The surface composition of asteroid 162173 Ryugu from Hayabusa2 near-infrared spectroscopy. - Kitazato K; Milliken RE; Iwata T; Abe M; Ohtake M; Matsuura S; Arai T; Nakauchi Y; Nakamura T; Matsuoka M; Senshu H; Hirata N; et al. (Science (New York, N.Y.), 2019)