@article{MASLO_2005__55_3_a7,
     author = {Kov\'a\v{c}, Eugen},
     title = {On $\varphi $-convergence and $\varphi $-density},
     journal = {Mathematica slovaca},
     pages = {329--351},
     publisher = {mathdoc},
     volume = {55},
     number = {3},
     year = {2005},
     mrnumber = {2181010},
     zbl = {1113.40002},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MASLO_2005__55_3_a7/}
}