@article{10_1017_fms_2024_125,
     author = {Michael Bj\"orklund and Alexander Fish},
     title = {Simplices in large sets and directional expansion in ergodic actions},
     journal = {Forum of Mathematics, Sigma},
     publisher = {mathdoc},
     volume = {12},
     year = {2024},
     doi = {10.1017/fms.2024.125},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/fms.2024.125/}
}