TY - JOUR AU - Camerlo, Riccardo TI - Borel reducibility of equivalence relations on $\omega _1$ JO - Canadian mathematical bulletin PY - 2024 SP - 687 EP - 700 VL - 67 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.4153/S0008439524000092/ DO - 10.4153/S0008439524000092 ID - 10_4153_S0008439524000092 ER -