@article{1206126876,
author = {Abe, Makoto},
title = {On the union of 1-convex open sets},
journal = {Hiroshima Math. J.},
volume = {28},
number = {3},
year = {1998},
pages = { 139-147},
language = {en},
url = {http://dml.mathdoc.fr/item/1206126876}
}
Abe, Makoto. On the union of 1-convex open sets. Hiroshima Math. J., Tome 28 (1998) no. 3, pp. 139-147. http://gdmltest.u-ga.fr/item/1206126876/