TY - JOUR AU - Collari, Carlo AU - Lisca, Paolo TI - Symmetric Union Diagrams and Refined Spin Models JO - Canadian mathematical bulletin PY - 2019 SP - 451 EP - 468 VL - 62 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.4153/S0008439518000115/ DO - 10.4153/S0008439518000115 ID - 10_4153_S0008439518000115 ER -