@article{GDZPPN002188651,
title = {On expansions of a Urysohn space to a regular space.},
journal = {Journal f\"ur die reine und angewandte Mathematik},
volume = {258},
year = {1973},
pages = {182-183},
zbl = {0267.54014},
url = {http://dml.mathdoc.fr/item/GDZPPN002188651}
}
Powderly, Mary. On expansions of a Urysohn space to a regular space.. Journal für die reine und angewandte Mathematik, Tome 258 (1973) pp. 182-183. http://gdmltest.u-ga.fr/item/GDZPPN002188651/