@misc{PMFA_1986_31_4_a11,
     title = {From the life of the {Union} of {Czechoslovak} {Mathematicians} and {Physicists}},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {239--240},
     year = {1986},
     volume = {31},
     number = {4},
     language = {sk},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1986_31_4_a11/}
}