@article{10_21136_MB_1998_126073,
     author = {Zelinka, Bohdan},
     title = {Dominating functions of graphs with two values},
     journal = {Mathematica Bohemica},
     pages = {263--270},
     publisher = {mathdoc},
     volume = {123},
     number = {3},
     year = {1998},
     doi = {10.21136/MB.1998.126073},
     mrnumber = {1645438},
     zbl = {0933.05111},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/MB.1998.126073/}
}