de Bergh, C., Boehnhardt, H., Barucci, A., Lazzarin, A., Fornasier, S., Romon-Martin, J., Tozzi, G. P., Doressoundiram, A., & Dotto, E. (2004). Aqueous altered silicates at the surface of two Plutinos? Astronomy and Astrophysics, 416, 791-798. doi:10.1051/0004-6361:20031727.