@article{SPS_1977__11__566_0,
     author = {\'Emery, Michel},
     title = {Information associ\'ee \`a un semigroupe},
     journal = {S\'eminaire de probabilit\'es de Strasbourg},
     pages = {566--573},
     publisher = {Springer - Lecture Notes in Mathematics},
     volume = {11},
     year = {1977},
     mrnumber = {448581},
     zbl = {0367.60085},
     language = {fr},
     url = {http://www.numdam.org/item/SPS_1977__11__566_0/}
}