@article{AM_2000_152_1_a5,
     author = {Alexandru D. Ionescu},
     title = {An endpoint estimate for the {Kunze-Stein} phenomenon and related maximal operators},
     journal = {Annals of mathematics},
     publisher = {mathdoc},
     volume = {152},
     number = {1},
     year = {2000},
     url = {http://geodesic.mathdoc.fr/item/AM_2000_152_1_a5/}
}