TY - JOUR T1 - Binary mass ratios: System mass not primary mass JO - Monthly Notices of the Royal Astronomical Society Letters PY - 2012/12/21 AU - Goodwin SP ED - DO - DOI: 10.1093/mnrasl/sls037 VL - 430 IS - 1 SP - L6 EP - L9 Y2 - 2025/11/26 ER -