@article{SF_1993__46_1_135236,
     author = {D. Pfeifer},
     title = {A probabilistic variant of {Chernoff's} product formula.},
     journal = {Semigroup forum},
     pages = {279--285},
     publisher = {mathdoc},
     volume = {46},
     number = {1},
     year = {1993},
     zbl = {0808.47028},
     url = {http://geodesic.mathdoc.fr/item/SF_1993__46_1_135236/}
}