@article{10_21136_CMJ_1968_100856,
     author = {Wichterle, Karel},
     title = {On $\frak B$-convergence spaces},
     journal = {Czechoslovak Mathematical Journal},
     pages = {569--588},
     publisher = {mathdoc},
     volume = {18},
     number = {4},
     year = {1968},
     doi = {10.21136/CMJ.1968.100856},
     mrnumber = {0240771},
     zbl = {0177.24904},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1968.100856/}
}