@article{ASCFPA_1985__87_4_113_0,
     author = {Utzet, F.},
     title = {On a non symmetric operation for two-parameter martingales},
     journal = {Annales scientifiques de l'Universit\'e de Clermont-Ferrand 2. S\'erie Probabilit\'es et applications},
     pages = {113--130},
     publisher = {UER de Sciences exactes et naturelles de l'Universit\'e de Clermont},
     volume = {87},
     number = {4},
     year = {1985},
     mrnumber = {826360},
     zbl = {0588.60037},
     language = {en},
     url = {http://www.numdam.org/item/ASCFPA_1985__87_4_113_0/}
}