@article{SPS_1983__17__117_0,
     author = {Chou, Ching Sung},
     title = {Sur certaines in\'egalit\'es de th\'eorie des martingales},
     journal = {S\'eminaire de probabilit\'es de Strasbourg},
     pages = {117--120},
     publisher = {Springer - Lecture Notes in Mathematics},
     volume = {17},
     year = {1983},
     mrnumber = {770402},
     zbl = {0509.60045},
     language = {fr},
     url = {http://www.numdam.org/item/SPS_1983__17__117_0/}
}