@article{CMUC_2004_45_3_a13,
     author = {Ivanov, S. and Pelant, J. and Nedev, S.},
     title = {On proximities generated by countable families of entourages},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {535--541},
     year = {2004},
     volume = {45},
     number = {3},
     mrnumber = {2103147},
     zbl = {1100.54020},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_2004_45_3_a13/}
}