Oppenheimer, B. D., Schaye, J., Crain, R. A., Werk, J. K., & Richings, A. J. (2018). The multiphase circumgalactic medium traced by low metal ions in EAGLE zoom simulations. Monthly Notices of the Royal Astronomical Society, 481(1), 835-859. https://doi.org/10.1093/mnras/sty2281