@article{10_21136_MB_1997_126214,
     author = {Zelinka, Bohdan},
     title = {On two transformations of graphs},
     journal = {Mathematica Bohemica},
     pages = {357--363},
     publisher = {mathdoc},
     volume = {122},
     number = {4},
     year = {1997},
     doi = {10.21136/MB.1997.126214},
     mrnumber = {1489396},
     zbl = {0898.05022},
     language = {en},
     url = {https://geodesic-test.mathdoc.fr/articles/10.21136/MB.1997.126214/}
}