@article{10_21136_CMJ_1996_127310,
     author = {Zhou, Sanming},
     title = {On $f$-domination number of a graph},
     journal = {Czechoslovak Mathematical Journal},
     pages = {489--499},
     publisher = {mathdoc},
     volume = {46},
     number = {3},
     year = {1996},
     doi = {10.21136/CMJ.1996.127310},
     mrnumber = {1408300},
     zbl = {0879.05037},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1996.127310/}
}