de León, J., Campins, H., Morate, D., De Prá, M., Alí-Lagoa, V., Licandro, J., et al. (2018). Expected spectral characteristics of (101955) Bennu and (162173) Ryugu, targets of the OSIRIS-REx and Hayabusa2 missions. Icarus, 313, 25-37. doi:10.1016/j.icarus.2018.05.009.