@article{PIM_1986_N_S_39_53_a2,
     author = {Vesna Mu\v{s}icki-Kova\v{c}evi\'c},
     title = {Conditional {Probability} in {Nonstandard} {Analysis}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {17 },
     publisher = {mathdoc},
     volume = {_N_S_39},
     number = {53},
     year = {1986},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PIM_1986_N_S_39_53_a2/}
}