TY - RPRT TI - Time variability of ultra fast BAL outflows using SALT: C IV equivalent width analysis AU - Aromal, P AU - Srianand, R AU - Petitjean, P PY - 2023 DO - 10.1093/mnras/stad1370 UR - https://www.osti.gov/biblio/1974816 ID - 1974816 ER -