@misc{10_21136_CMJ_1968_100855,
     title = {Summaries of articles published in this issue},
     journal = {Czechoslovak Mathematical Journal},
     publisher = {mathdoc},
     volume = {18},
     number = {4},
     year = {1968},
     doi = {10.21136/CMJ.1968.100855},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1968.100855/}
}