@article{TVP_2003_48_1_a11,
     author = {J. Kallsen},
     title = {$\sigma$-localization and $\sigma$-martingales},
     journal = {Teori\^a vero\^atnostej i ee primeneni\^a},
     pages = {177--188},
     publisher = {mathdoc},
     volume = {48},
     number = {1},
     year = {2003},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/TVP_2003_48_1_a11/}
}