@article{BUMI_1965_3_20_1_a8,
     author = {Cullen, Helen F.},
     title = {Unique sequential limits.},
     journal = {Bollettino della Unione matematica italiana},
     pages = {123--124},
     publisher = {mathdoc},
     volume = {Ser. 3, 20},
     number = {1},
     year = {1965},
     zbl = {0136.19401},
     mrnumber = {178448},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/BUMI_1965_3_20_1_a8/}
}