@article{AIHPB_1988__24_3_395_0,
     author = {Frangos, Nikos E. and Imkeller, Peter},
     title = {Some inequalities for strong martingales},
     journal = {Annales de l'I.H.P. Probabilit\'es et statistiques},
     pages = {395--402},
     publisher = {Gauthier-Villars},
     volume = {24},
     number = {3},
     year = {1988},
     mrnumber = {971100},
     zbl = {0651.60059},
     language = {en},
     url = {http://www.numdam.org/item/AIHPB_1988__24_3_395_0/}
}