Raddi, R., Gänsicke, B., Koester, D., Farihi, J., Hermes, J., Scaringi, S., Breedt, E., & Girven, J. (2015). Likely detection of water-rich asteroid debris in a metal-polluted white dwarf. Monthly Notices of the Royal Astronomical Society, 450(2), https://doi.org/10.1093/mnras/stv701