@article{KYB_1975__11_1_a1,
     author = {Mleziva, Miroslav},
     title = {States of affairs as values for formulas},
     journal = {Kybernetika},
     pages = {--25},
     publisher = {mathdoc},
     volume = {11},
     number = {1},
     year = {1975},
     mrnumber = {0406757},
     zbl = {0302.02016},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KYB_1975__11_1_a1/}
}