@article{10_21136_AM_1991_104438,
     author = {\v{S}id\'ak, Zbyn\v{e}k},
     title = {Announcement},
     journal = {Applications of Mathematics},
     publisher = {mathdoc},
     volume = {36},
     number = {1},
     year = {1991},
     doi = {10.21136/AM.1991.104438},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/AM.1991.104438/}
}