@article{CMUC_1993__34_4_a6,
     author = {Havel, V\'aclav and Klouda, Josef},
     title = {Skeletons in multigraphs},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {689--696},
     publisher = {mathdoc},
     volume = {34},
     number = {4},
     year = {1993},
     mrnumber = {1263797},
     zbl = {0815.05020},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1993__34_4_a6/}
}