@article{urn:eudml:doc:39865,
title = {A counterexample in semimetric spaces.},
journal = {Extracta Mathematicae},
volume = {5},
year = {1990},
pages = {38-40},
zbl = {1167.54305},
language = {en},
url = {http://dml.mathdoc.fr/item/urn:eudml:doc:39865}
}
Fernández Castillo, Jesús M.; Montalvo, Francisco. A counterexample in semimetric spaces.. Extracta Mathematicae, Tome 5 (1990) pp. 38-40. http://gdmltest.u-ga.fr/item/urn:eudml:doc:39865/