@article{10_21136_CMJ_1992_128343,
     author = {Pech, Pavel},
     title = {Chords and arclength of a closed space curve},
     journal = {Czechoslovak Mathematical Journal},
     pages = {471--474},
     publisher = {mathdoc},
     volume = {42},
     number = {3},
     year = {1992},
     doi = {10.21136/CMJ.1992.128343},
     mrnumber = {1179309},
     zbl = {0786.52007},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1992.128343/}
}