@article{10_1017_fms_2015_28,
     author = {TERENCE TAO},
     title = {FAILURE {OF} {THE} $L^{1}$ {POINTWISE} {AND} {MAXIMAL} {ERGODIC} {THEOREMS} {FOR} {THE} {FREE} {GROUP}},
     journal = {Forum of Mathematics, Sigma},
     publisher = {mathdoc},
     volume = {3},
     year = {2015},
     doi = {10.1017/fms.2015.28},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/fms.2015.28/}
}