@article{CRMATH_2019__357_4_339_0,
     author = {Paata Ivanisvili and Samuel Zbarsky},
     title = {Centered {Hardy{\textendash}Littlewood} maximal operator on the real line: {Lower} bounds},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {339--344},
     publisher = {Elsevier},
     volume = {357},
     number = {4},
     year = {2019},
     doi = {10.1016/j.crma.2019.03.003},
     language = {en},
}