@article{KYB_1998_34_1_a3,
     author = {K\v{r}{\'\i}\v{z}, Otakar},
     title = {Conditional problem for objective probability},
     journal = {Kybernetika},
     pages = {27--40},
     year = {1998},
     volume = {34},
     number = {1},
     mrnumber = {1619053},
     zbl = {1274.60013},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KYB_1998_34_1_a3/}
}