@article{PIM2_1993__53(67)_257916,
     author = {Ra\v{s}kovi\'c, Miodrag},
     title = {Classical logic with some probability operators.},
     journal = {Publications de l 'Institut Math\'ematique. Nouvelle S\'erie},
     pages = {1},
     publisher = {mathdoc},
     volume = {53(67)},
     year = {1993},
     zbl = {0799.03018},
     language = {en},
     url = {https://geodesic-test.mathdoc.fr/item/PIM2_1993__53(67)_257916/}
}