@article{10_21136_MB_2001_133909,
     author = {Nebesk\'y, Ladislav},
     title = {The interval function of a connected graph and a~characterization of geodetic graphs},
     journal = {Mathematica Bohemica},
     pages = {247--254},
     publisher = {mathdoc},
     volume = {126},
     number = {1},
     year = {2001},
     doi = {10.21136/MB.2001.133909},
     mrnumber = {1826487},
     zbl = {0977.05045},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/MB.2001.133909/}
}