@article{SPS_1972__6__233_0,
     author = {Walsh, John B.},
     title = {The perfection of multiplicative functionals},
     journal = {S\'eminaire de probabilit\'es de Strasbourg},
     pages = {233--242},
     publisher = {Springer - Lecture Notes in Mathematics},
     volume = {6},
     year = {1972},
     mrnumber = {373028},
     zbl = {0241.60061},
     language = {en},
     url = {http://archive.numdam.org/item/SPS_1972__6__233_0/}
}