@article{10_2140_agt_2019_19_1935,
     author = {Usher, Michael},
     title = {Infinite staircases in the symplectic embedding problem for four-dimensional ellipsoids into polydisks},
     journal = {Algebraic and Geometric Topology},
     pages = {1935--2022},
     publisher = {mathdoc},
     volume = {19},
     number = {4},
     year = {2019},
     doi = {10.2140/agt.2019.19.1935},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/agt.2019.19.1935/}
}