@article{SPS_1981__15__526_0,
     author = {Yor, Marc},
     title = {Sur certains commutateurs d'une filtration},
     journal = {S\'eminaire de probabilit\'es de Strasbourg},
     pages = {526--528},
     publisher = {Springer - Lecture Notes in Mathematics},
     volume = {15},
     year = {1981},
     mrnumber = {622585},
     zbl = {0456.60057},
     language = {fr},
     url = {http://www.numdam.org/item/SPS_1981__15__526_0/}
}