Are References Really Needed? Unbabel-IST 2021 Submission for the Metrics Shared Task. - Ricardo Rei; Ana C. Farinha; Chrysoula Zerva; Daan van Stigt; Craig Stewart; Pedro G. Ramos; Taisiya Glushkova; André F. T. Martins; Alon Lavie (WMT@EMNLP, 2021)

IST-Unbabel 2021 Submission for the Quality Estimation Shared Task. - Chrysoula Zerva; Daan van Stigt; Ricardo Rei; Ana C. Farinha; Pedro G. Ramos; José G. C. de Souza; Taisiya Glushkova; Miguel Vera; Fábio N. Kepler; André F. T. Martins (WMT@EMNLP, 2021)

Searching for COMETINHO: The Little Metric That Could. - Ricardo Rei; Ana C. Farinha; José G. C. de Souza; Pedro G. Ramos; André F. T. Martins; Luísa Coheur; Alon Lavie (EAMT, 2022)