@article{MZ_1988__198_3_173922,
     author = {Yves Derriennic and Bachar Hachem},
     title = {Sur la convergence en moyenne des suites presque sous-additives.},
     journal = {Mathematische Zeitschrift},
     pages = {221--224},
     publisher = {mathdoc},
     volume = {198},
     number = {3},
     year = {1988},
     zbl = {0626.28009},
     url = {http://geodesic.mathdoc.fr/item/MZ_1988__198_3_173922/}
}