@article{TVP_1997_42_1_a9,
     author = {P. Berti and E. Regazzini and P. Rigo},
     title = {Well-calibrated, coherent forecasting systems},
     journal = {Teori\^a vero\^atnostej i ee primeneni\^a},
     pages = {144--168},
     publisher = {mathdoc},
     volume = {42},
     number = {1},
     year = {1997},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/TVP_1997_42_1_a9/}
}