TY - JOUR AU - Fuller, Terry TI - Unchaining surgery, branched covers, and pencils on elliptic surfaces JO - Algebraic and Geometric Topology PY - 2023 SP - 2867 EP - 2893 VL - 23 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.2140/agt.2023.23.2867/ DO - 10.2140/agt.2023.23.2867 ID - 10_2140_agt_2023_23_2867 ER -