@article{LJM_2004_16_a1,
     author = {P. K. Jakobsen and V. V. Lychagin},
     title = {Operator valued probability theory},
     journal = {Lobachevskii journal of mathematics},
     pages = {17--56},
     publisher = {mathdoc},
     volume = {16},
     year = {2004},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/LJM_2004_16_a1/}
}