TY - JOUR AU - Manuel Friedrich AU - Wojciech Górny AU - Ulisse Stefanelli TI - The double-bubble problem on the square lattice JO - Interfaces and free boundaries PY - 2024 SP - 79 EP - 134 VL - 26 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.4171/ifb/510/ DO - 10.4171/ifb/510 ID - 10_4171_ifb_510 ER -